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The Laboratory Safety Management System (LSMS) is a comprehensive set of policies, procedures, and guidelines designed to ensure the safety ofall personnel working within the laboratory environment. This document outlines the fundamental principles and practices that must be adhered to by all individuals using the laboratory facilities. The following sections detail the various aspects of the LSMS.I. IntroductionThe primary objective of the Laboratory Safety Management System is to establish a safe working environment that minimizes the risk of accidents, injuries, and health hazards. This system is applicable toall laboratory personnel, including staff, students, and visitors. Compliance with the LSMS is mandatory for everyone using the laboratory facilities.II. General Safety Policies1. Personal Protective Equipment (PPE): All individuals are required to wear appropriate PPE, such as lab coats, gloves, safety goggles, and closed-toe shoes, when working in the laboratory. PPE must be worn atall times when handling hazardous materials or equipment.2. Hazard Communication: The laboratory must maintain an up-to-date Material Safety Data Sheet (MSDS) for all hazardous chemicals used in the facility. Employees must be trained on the proper handling, storage, and disposal of hazardous materials.3. Emergency Preparedness: The laboratory must have a clear and accessible emergency plan, including evacuation routes, first aid kits, and emergency contact information. All personnel must be familiar with the emergency procedures and participate in regular drills.III. Equipment and Facilities1. Maintenance and Inspection: All laboratory equipment must beregularly inspected and maintained to ensure safe operation. Routine maintenance schedules should be established and followed.2. Lockout/Tagout Procedures: Equipment that presents a hazard when energized must be de-energized and locked out during maintenance or repair. Lockout/tagout procedures must be followed to prevent accidental energization.3. Chemical Storage: Chemicals must be stored in designated areas, following the principles of segregation and compatibility. Flammable, corrosive, and toxic substances must be stored separately from other chemicals.IV. Training and Education1. Initial Training: All new laboratory personnel must undergo initial safety training, which includes an introduction to the LSMS, hazard identification, and emergency procedures.2. Continuing Education: Regular refresher courses and training sessions must be provided to ensure that all personnel remain knowledgeable about laboratory safety practices.V. Compliance and Auditing1. Regulatory Compliance: The laboratory must comply with all applicable local, state, and federal regulations regarding safety and health.2. Internal Audits: Regular internal audits will be conducted to assess the effectiveness of the LSMS and identify areas for improvement.VI. Reporting and Record Keeping1. Incident Reporting: All accidents, injuries, and near-misses must be reported immediately to the appropriate supervisor or safety officer. A detailed report must be submitted within 24 hours.2. Record Keeping: The laboratory must maintain accurate records of all safety training, inspections, audits, and incident reports. These records must be readily accessible for review by regulatory agencies or internal auditors.VII. ConclusionThe Laboratory Safety Management System is a critical component of the laboratory environment. By adhering to the policies and procedures outlined in this document, we can create a safe and productive working environment for all personnel. The commitment to safety is a shared responsibility, and we all play a role in ensuring that our laboratory remains a safe place to work, learn, and conduct research.。
介绍实验室的英语作文英文回答：The laboratory is a room or building where scientific research and experiments are conducted. It is typically equipped with specialized equipment, such as microscopes, test tubes, and beakers. Laboratories are used in various fields, including chemistry, biology, physics, and engineering.中文回答：实验室是指进行科学研究和实验的房间或建筑物。
它们通常配备了专门的设备，如显微镜、试管和烧杯。
实验室用于各个领域，包括化学、生物、物理和工程。
英文回答：The functions of a laboratory are numerous. One of the primary functions is to provide a controlled environmentfor conducting experiments. The laboratory environment can be manipulated to ensure that variables are controlled and that the results of experiments are accurate and reproducible.中文回答：实验室的功能很多。
其中一个主要功能是为进行实验提供受控环境。
可以控制实验室环境，以确保变量受到控制，并且实验结果准确且可重复。
英文回答：Laboratories also play a crucial role in education. They provide students with the opportunity to learn practical skills and gain hands-on experience in conducting experiments. Laboratories are an essential part of science education and help students to develop critical thinking and problem-solving abilities.中文回答：实验室在教育中也发挥着至关重要的作用。
以实验室安全为主题英语短文(1)Establish and improve the safety management system The operation of the laboratory cannot be separated from the management of the system.The laboratory safety system is a system that will always be implemented since the establishment of the laboratory.Therefore,the establishment of a sound safety management system is an important measure to effectively prevent the occurrence of safety accidents.According to the particularity of the laboratory,shall formulate general safety rules,fire safety,water and electricity safety,chemical safety,biosafety,radiation safety,special equipmentsafety,general equipment safety,commonly used safety identification and a set of laboratory safety manual,the above manual should be combined with the laboratory practice,developa safety manual with the characteristics of the laboratory.(2)Establish a safety awareness Laboratory safety is related to everyone's personal safety,a good safety awareness is of great significance to the prevention of laboratory safety accidents,to cultivate everyone's active learning knowledge and pay attention to safety behavior.As a special industry,the unsafe safety factors produced by the laboratory mainly include unsafe environment and unsafe behaviors,and the safety of the laboratory includes fire prevention,explosionprevention,virus prevention,corrosion prevention,ensuring the safety of pressure vessels and gas cylinders,electricalsafety and prevention of environmentalpollution,etc.Strengthening the management of the above aspects,to create a safe and good laboratory working environment,is every laboratory workers must seriously complete the work.Second,unsafe behavior mainly have inappropriate attitude,lack of knowledge or skills and inappropriate operation of mechanical or material behavior,so the laboratory new personnel before entering the laboratory internship and must pass laboratory safety knowledge training,assessment must have the contentassessment,laboratory safety assessment to meet the requirements can be engaged in other operationalskills.On-duty inspectors shall have at least one laboratory safety knowledge training every six months to strengthen safety knowledge.(3)Practice the safe operation behavior Set up the safety consciousness,the practice of safe operation behavior is crucial,the experimental process to standardize the use of experimental instruments,ventilation kitchen,reagents,gas cylinders,dangerous goods,electricity and other relationship laboratory safety facilities,for each laboratory personnel for the necessary safety education,let everyone knowsafety,understand safety,safe operation,understand their post safety accident handling way.(4)Implement safety supervision and training Safety supervision is the necessary measures to ensure the effective operation of safety system,supervision can effectively play a continuous practice of safety system,always remind everyone to pay attention to safety problems,the potential safety problems timely detection,timely prevention,effectively improve and maintain the laboratory safety environment,so the laboratory should establish their own safety committee,by the safety person daily safety inspection,fill in the safetyrecord,laboratory safety officer each safety supervision between each other.Safety training is an indispensable part of safety management,training can effectively improve everyone's safety awareness,let everyone understand where the laboratory may appear safety accidents,how to deal with safety accidents,and training is a process of deepening continuously,to safety training on a regular basis,play the role of a moment alert,not lax in front of the safety problems.。
Laboratory Safety GuidelinesTable of Contentsb Access Proceduresa.Minimal Training Requirementsb.Safety Equipmentc.Emergency proceduresi.Fireii.Spillsiii.Chemical Exposuresiv.Other Emergenciesd.Working in the labse.Penalties2.Housekeepinga.Glasswarei.Cleaningii.Disposalb.Floorsc.General wasted.Cleanroom protocols3.Chemical Managementa.Process to Bring Chemical Into the Labb.Proper labelingc.Inventory Management and Controli.Chematixii.MSDSiii.Highly Hazardous Chemicalsd.Chemical Storagee.Chemical Wastef.Handling Powderspressed Cylindersa.Storageb.Connectionc.Flammable GasesLab Access ProceduresMinimal Training Requirements1.Right to Know (RTK) Training is required to gain access to the laboratory.(/ehs/training/)2.The institute laboratory safety manual must be read and understood.(/chemical/#LabSafetyManual)3.All users must attend a safety presentation given by one of the PRC staff.4.Proper training must be obtained for laboratory equipment. Do not attempt to use atool without training. See the lab manager to be trained.5.X-ray tool use requires users to attend an Office of Radiation Safety training class and betrained by PRC staff.Safety Equipment1.Safety glasses must be worn at all times while in the laboratory.b coats should be worn in all wet chemical labs.3.Eye glasses should not be used as a substitute for safety glasses.4.No masks or respirators are to be used in the laboratory. All pouring of chemicalsshould be done under a fume hood. Masks provided in the clean room are allowed.tex gloves must be worn while working in the laboratory.a.These gloves do not protect against strong acids.b.Nitrile gloves will provide more protection.6.Closed-toe shoes must be worn when working in the laboratory.7.No shorts, skirts, or nylons allowed in labs.Emergency Procedures1.FireIf a fire occurs in the lab:a. Remove people in immediate danger from the area.b.Activate the building fire alarm at a pull station.c.Have someone call the emergency contacts on the door of the lab.e a fire extinguisher to attempt to put out the fire only if you have beentrained in how to use the extinguisher and the fire is not out of control.e.If the extinguisher does not put out the fire, evacuate the building immediatelyand wait for campus police and the fire department.e exit stairs, and do not prop any doors open when evacuating the building.2.Spillsa.If the spill is large or toxic, evacuate the lab and notify the emergency contactson the lab door and the campus police.b.Notify other workers in the lab of the spill.c.Notify the lab manager of the spill.d.Only proceed with a cleanup if you have had training to clean up a spill.e a spill cleanup kit if necessary.3.Chemical Exposuresa.Respiratory exposures - move to fresh airb.Skin exposures, rinse for 15 minutesc.If skin exposures involve a body part that cannot be rinsed under a faucet anemergency shower must be used. Remove contaminated clothing and rinse for15 minutes.d.If exposed to Hydrofluoric Acid, rinse and apply calcium gluconate –immediately call for an ambulance to Grady Memorial Hospital.e.If exposed to an unknown chemical or if pain or irritation persists, get medicalattention immediately.f.Eye exposures- remove contacts and safety glasses. Hold eyes open and rinsewhile moving eyes left to right and up and down for 15 minutes. Yell for help.Any eye exposures should seek medical attention immediately.g.Always bring copies of the MSDS with you to the hospital for the doctor and forEMS personnel.4.Other Emergenciesa.In the event of any other serious emergency, notify the campus police and thelab manager and get out of the lab.Working in the Labsa.Work should ideally be performed in pairs.b.When working alone, use the buddy call back system1.Have an offsite buddy call you every half hour to ensure you are alright.2.If the buddy cannot get in contact with you, he is to call the campuspolice to have them check in on you if it is late at night.c.Guests should be escorted at all times by an authorized lab user.d. No food, drink, or smoking in the labs.e.No food or drink should be stored in chemical cabinets, refrigerators, or freezers.f. A chemical warning label should be placed under an ongoing experiment notingwhat chemicals are being used, contact info, project name, start time and endtime.Penaltiesa.Consequences for not following lab protocols.a.1st offense is a verbal warning.b.2nd offense is a verbal warning and notification to advisor or supervisoras appropriate.c.3rd offense is expulsion from lab, advisor notification, and writtenrequest to re-enter by advisor or supervisorHousekeepingGlasswarea.Broken glass should be disposed of in the cardboard glass disposal bin.b.Glassware should be cleaned immediately after each use.1.Rinsing the glassware with tap water multiple times and a final rinsewith DI water are preferable for the majority of glassware.2.Cleaning glassware with detergent and scrub brushes is acceptable ifthe soap residue is rinsed multiple times with tap water and finally withDI water.3. A weak HCL bath can be set up in the nalgene tank under the sink toclean very dirty glassware.Floorsa.Keep the floors clean and clear of trip hazards.b.No chemicals should be stored on the floorGeneral Wastea.Dispose of non-contaminated waste in general trash cans.b.Solvent contaminated waste should be disposed of in red solvent waste cans.Clean Room Protocolsa.All doors are to remain closed except to exit or enter.b.Step on the tacky mats when entering the cleanroom.c.Keep hair and ears covered with hoods or bonnets.d.Personnel with mustaches or beards must wear beard guards in all PrototypeLaboratories.e.Never open your coveralls in the cleanroom.f.Never touch your skin with latex gloves.g.No paper products are permitted in the cleanrooms i.e. cardboard, paper,tissues, styrofoam or foam rubber.h.No pencils, erasers or retractable pens are permitted in the laboratories.i.Ask permission before bringing in or removing anything from the laboratories.j.No cosmetics are to be worn in the cleanroomk.Store your cleanroom gown in your assigned locker and only wear it in thecleanroom.Chemical ManagementBringing chemicals into the lab1.Before new chemicals can be brought into the lab, The MSDS sheet must be placedin the lab notebook and the chemical must be added to the Chematix database.a.The lab manager should handle this and notify the Chematix Administrator(Chris White)Proper Labeling1.All containers must have a label stating their contents, an owner, and a date. TheNFPA numbers should also be written in on the label.Inventory Management and Control1.All chemicals stored in the laboratory must be recorded in the Chematix system.a.The lab manager should enter the chemicals into the database and properlylabel the chemical with a barcode and label.b.The facilities and laboratory coordinator will perform a bi-annual audit ofthe chemicals stored in the lab.c.The MSDS sheet must be placed in the lab MSDS notebook when a newchemical is entered. Users should familiarize themselves with the MSDSinformation for each chemical they use.2.Any chemicals found on the Highly Hazardous Chemical List should be handled withextreme care.a.Storage bottles that contain or used to contain a highly hazardous chemicalmust be disposed of with chemical waste. It cannot be rinsed and disposedof in the building trash.b.The Highly Hazardous Chemical List can be found at/hazardous/Chemical Storagea.Flammable chemicals should be stored in the flammable storage cabinetb.Bases acids and flammables should be segregated.c.Any chemicals that could react violently or dangerously should be separatedfrom each other in storage.d.The fume hood is not meant to store chemicals for more than a day or two.Any chemicals stored in the hood must be sealed, labeled, and stored in theback of the fume hood.e.All chemicals must be sealed when stored.f.Chemicals can be stored in secondary containers such as beakers for nolonger than one shift. They must be labeled.ers should wear a face shield when transferring acids to protect fromsplashing.Chemical Wastea.Chemicals must be disposed of properly. No acids, bases or solvents are togo down the drain.b.Acid waste is to go into a separate labeled waste container.c.Base waste is to go into a separate labeled waste container.d.Solvent waste is to go into a separate labeled waste container.e.If waste containers are full please notify staff.f.Add to the label what waste you add to the waste bottle.g.Rinsate may be washed down the acid drains with plenty of water. Handling Powders1.All powders should be in a sealed container while moving them. (i.e. from the glovebox to the hood).2.All powders should be handled with gloves under the hood or in the glove box tolimit the chance of respiratory exposure.Compressed CylindersStorage1.M ishandled cylinders may rupture violently, release their hazardous contents orbecome dangerous projectiles.2.N ever move a cylinder without removing the regulator.3.G as cylinders must be restrained with a chain o r strap between the “waist” and“shoulder” of the cylinder.4.A ll disconnected cylinders should be capped.5.R equests for more bottle straps should be directed to the laboratory and facilitiescoordinator.6.T he cylinder (not the cap) must be labeled as to contents. Do not rely on cylinder colorto identify the contents. Color identi vary between manufacturers.Connections1. Different tubing materials must be used with different gases.2.Never force a regulator onto a cylinder.3. Gas cylinder installations should be verified by the Lab manager or the Facilities andLaboratory Coordinator before opening the gas valve on the tank.Flammable Gases1. No flammable gases shall be used in the lab unless approved by the Facilities andLaboratory Coordinator and EH&S.。
Safety is a paramount concern in any laboratory setting, especially in a biological laboratory where the handling of various biological materials, including potentially hazardous organisms and substances, is a common practice. Here are some key points to consider for maintaining safety in a biological lab:1. Personal Protective Equipment PPE: Always wear appropriate PPE, including lab coats, gloves, and safety goggles. Depending on the nature of the work, additional protection such as face shields or respirators may be necessary.2. Hand Hygiene: Wash hands thoroughly with soap and water before and after handling any biological materials. Use hand sanitizers when soap and water are not available.3. Proper Disposal: Dispose of all biological waste in designated containers. Never pour or dispose of any biological material down the sink or toilet.4. Sterilization: Use autoclaves or other methods of sterilization to ensure that all equipment and materials are free from contamination before and after use.5. Containment: Work with potentially hazardous materials in a biological safety cabinet BSC to prevent the release of contaminants into the laboratory environment.6. Training: Ensure that all lab personnel are properly trained in laboratory safety protocols and are familiar with emergency procedures.7. Chemical Safety: Be aware of the chemicals used in the lab and their hazards. Store chemicals properly and use them according to the manufacturers instructions.8. Emergency Preparedness: Know the location of emergency equipment such as eyewash stations, fire extinguishers, and first aid kits. Be familiar with the emergency response plan for the lab.9. Biohazardous Waste: Label all biohazardous waste clearly and dispose of it according to local regulations and guidelines.10. Documentation: Keep accurate records of all experiments, including the materials used, procedures followed, and any incidents that occur.11. Communication: Maintain open communication with lab supervisors and colleagues about any safety concerns or incidents.12. Regular Inspections: Conduct regular inspections of the lab to identify potential hazards and ensure that all safety equipment is in good working order.By adhering to these safety practices, a biological laboratory can maintain a secure environment for conducting research and experiments, minimizing the risk of accidents and exposure to harmful biological agents.。
Laboratory Safety1.0PURPOSEThe purpose of this standard is to define the minimum requirements for safety of employees working in the laboratories, to prevent injuries to the employees.2.0 SCOPEThe standard applies to the laboratories within SABIC an d it’s Affiliates facilities.3.0 DEFINITIONS3.1Emergency: Any occurrence such as, but not limited to, equipment failure,rupture of containers or failure of control equipment, which results in anuncontrolled release of a hazardous chemical into the workplace.3.2MSDS: Material Safety Data Sheet.3.3Shall: Signifies mandatory requirements.3.4Should: Signifies recommended/optional requirements.4.0 REQUIREMENTSSABIC and its Affiliates having Chemical laboratory shall develop procedures and programs that meets the following requirements:SABIC Industrial Security shall be consulted for any clarification to this standard.The clarification given by SABIC Industrial Security shall be complied with and considered final.4.1Material Safety Data Sheets shall be obtained and maintained for allhazardous chemicals and made readily accessible to laboratory employees.Before a substance is received, information on proper handling, storage anddisposal should be known to personnel involved in the use of the substance.4.2The laboratory shall have a general ventilation system with air intakes andexhaust located so as to avoid intake of contaminated air.4.3The general ventilation system shall be designed to:4.3.1Provide a source of air for breathing and for input to local ventilationdevices.4.3.2Ensure that laboratory air is continually replaced, preventing buildupof air concentrations of toxic substances during the working day.4.3.3Direct air flow into the laboratory from non-laboratory areas and outto the exterior of the building.4.4 A laboratory hood with 0.75 m of hood-space for each person should beprovided if two or more people spend most of their time with chemicals.4.5Each laboratory hood shall be equipped with a real-time flow monitoringdevice (e.g., a hood static pressure monitoring device) to allow for confirmation of hood performance before use.4.6Hood or other local ventilation device shall be used when working with anyvolatile substance with TLV of less than 50 ppm.4.7Other exhaust ventilation systems such as ventilated chemical storagecabinets, canopy hoods, snorkels, etc., should be provided as needed. Each canopy hood and snorkel should have individual exhaust ducts.4.8Exhaust air from glove boxes and isolation rooms should be passed throughscrubbers or filters prior to release into the regular exhaust duct systems.4.9Modifications to the ventilation system shall be made only if thorough testingindicates that worker protection from airborne toxic substances shall continue to be adequate.4.10A ir turbulence in the general ventilation and within hoods should be avoided.Hood air velocities of 22.9-38.1 meters per minute are normally adequate, if turbulence and cross drafts are avoided. A hood face velocity of 36.6-45.7 meters/min (120-150 fpm) is required to work involving carcinogens.4.11A ir exhausted from lab fume hoods should not be recirculated.4.12Perchloric acid may only be used inside a specially designed acid fume hoodconsisting of corrosion-resistant ductwork and wash down facilities (Reference NFPA 45, Standard on Fire Protection for Laboratories Using Chemicals).NOTE: Minimum quantities of perchloric acid should be only kept on hand and the container stored inside an acid fume hood on a glass tray is deep enough to hold the contents of the bottle. Perchloric acid must not be kept for more than one year since explosive crystals may form.4.13Lab hoods and ventilation systems shall be inspected when installed ormodified and at least annually thereafter. The inspection shall include:4.13.1Visual inspection of the physical condition of the hood, sash andductwork.4.13.2Air flow indication systems.4.13.3Face velocity.4.13.4Verification of inward air flow over the entire hood face (smoke test).4.13.5Changes in chemicals or work practices that may affect hoodperformance.4.14Following guidelines shall be considered for personnel protective equipmentpolicy for the laboratory:4.14.1Safety glasses shall be worn at all times inside the laboratory.4.14.2Chemical goggles shall be worn when handling more toxic chemicalswhere there is potential for a chemical splash.4.14.3Face shields shall be worn as splash protection when handlingcorrosive materials. Face shields shall be worn with either safetyglasses or goggles.4.14.4Appropriate gloves as specified in the MSDS shall be worn whilehandling chemicals (Surgical gloves should not be worn as they donot provide protection from chemical exposure).4.14.5Gloves shall be inspected prior to use, washed before removal andperiodically replaced. Disposable gloves shall be discarded after eachuse, in appropriate trash containers.4.14.6Safety Shoes shall be worn while working inside the laboratory.Sandals, perforated shoes or canvas athletic shoes shall not bepermitted.4.14.7Laboratory coats shall be worn when working in the lab to preventcontamination of personal clothing. If contaminated by chemicalagents, laboratory coats should be immediately removed and placedin appropriate receptacles. Refer to MSDS for additional protectiveequipment such as chemical resistant aprons and foot coverings thatmay be required when working with certain chemicals.4.14.8Respirators shall be worn in the laboratory only in emergencysituations or when engineering controls are not feasible to reducean exposure level to personnel below the permissible exposure limit(PEL). All lab personnel using respiratory protective equipment shallcomplete the required training and received a qualitative orquantitative fit test.4.14.9The use of contact lenses in the laboratory shall be prohibited.4.15More than one employee shall be present in the laboratory during testing ofany material.4.16Prominent signs and labels of the following types shall be posted in thelaboratory:4.16.1Telephone numbers of emergency personnel/facilities to becontacted in the event of fire, accident, severe weather, orhazardous chemical spill.4.16.2Identification labels, showing contents of containers, appropriatehazard warnings as per NFPA 704 and as provided in the MSDS shallbe installed.4.16.3Location signs for safety showers, eyewash stations, other safetyand first aid equipment, exits and areas where food and beverageconsumption and storage are permitted.4.16.4Warnings at areas or equipment where special or unusual hazardsexists.4.16.5Emergency routes and exits.4.17 A written emergency plan shall be established and communicated to allpersonnel; it should include procedures for ventilation failure, evacuation, medical care, reporting, and drills.4.18An alarm system to alert people in all parts of the facility including isolationareas such as cold rooms shall be provided. Personnel shall be familiar with the location and operation of the equipment.4.19Evacuation routes and alternatives shall be identified and an outside assemblyarea or areas shall be designated. All personnel will be trained in the proper emergency preparedness procedures.4.20Brief guidelines for shutting down operations during an emergency orevacuation should be developed and communicated to all personnel.4.21Compressed Gas cylinders shall be used and stored as per SABIC SafetyStandard SF-171.4.22Safety shower and eyewash shall be provided and tested/inspected as per theguidelines of given in SABIC Safety Standards SF-121.4.23Appropriate Fire Protection shall be provided as per the requirements of NFPA45, Standard on Fire Protection for Laboratories Using Chemicals.4.24Adequate lighting and emergency light shall be provided as per the guidelinesgiven in SABIC Safety Standard SF-112.4.25 A spill control policy shall be developed and shall include consideration ofprevention, containment, cleanup, and reporting.4.26All accidents or near misses shall be reported as per the company procedures.4.27Employees shall be provided with information and training to ensure that theyare aware of the chemical hazards in the laboratory. This information and training must be provided at the time of an employee’s initial ass ignment to the laboratory where hazardous chemicals are used and prior to assignments involving new exposure situations.4.28E mployees shall be informed of physical signs and symptoms associated withexposure to hazardous chemicals used in the laboratory and the location and availability of known reference material on the hazards, safe handling, storage and disposal of hazardous chemicals found in the laboratory including, but not limited to Material Safety Data Sheets received from chemical suppliers.4.29Waste should be removed from laboratories to a central waste storage areaand from the central waste storage area at regular intervals in accordance with Company procedures and Royal Commission Regulations.4.30I ndiscriminate disposal by pouring waste chemicals down the drain or addingthem to mixed refuse for landfill burial shall not be permitted.4.31H oods should not be used as a means of disposal for chemicals.4.32All non-emergency spills should be promptly cleaned, using appropriatePersonnel Protective Equipment and disposal equipment.4.33Toxic substances shall not be released in atmospherically controlled room thathave air-conditioning.4.34Chemicals for which the quality of the available ventilation system is designedshould only be used.4.35Eating, drinking, smoking, or chewing gum shall not be permitted in areaswhere laboratory chemicals are present.4.36Glassware or utensils that have been used for laboratory operations shall notbe used to prepare or consume food.4.37Carriers should be used to transport glass containers.4.38Damaged glassware shall not be used.4.39Mouth suction for pippeting or starting a siphon shall not be permitted.4.40E xhaust fans in glove boxes shall be flame/explosion proof.4.41If small quantities of flammable liquids must be moved, use rugged pressure-resistant, non-venting containers, store during transport in a well-ventilated vehicle and eliminate potential ignition sources.4.42As far possible, the toxic substances shall be segregated in well-identifiedstorage areas (i.e., flammable storage cabinets, etc.), with local exhaust ventilation.4.43C hemicals stored in stockrooms should be examined periodically (at leastannually) for replacement (expiration date), deteriorations, and container integrity.4.44Stock rooms should not be used as preparation or repacking areas.4.45Q uantities of chemicals in laboratories shall be kept as small as practicalwithout interfering with daily operations.4.46Flammable liquids shall not be stored in laboratory refrigerators unless theunit is an approved explosion-proof or laboratory-safety type. Food or beverages shall not be stored in any laboratory refrigerator.4.47Chemicals should be stored in storage cabinets (as opposed to bench tops orhoods). Exposure to heat or direct sunlight should be avoided.4.48Periodic inventories should be conducted with unneeded items beingdiscarded or returned to the store room/stock room.4.49Laboratories that handle explosives shall establish quantity limits and includethese items in the operating directives of the laboratory.4.50Stairways and hallways should not be used as storage areas even for shortperiods of time.4.51A ccess to exits, emergency equipment and utility controls shall not beblocked.。
