Essential Fire Safety Tips For Your Laboratory

Store Chemicals Properly

Improper chemical storage is one of the most common contributors to laboratory fires. Flammable and combustible liquids should be kept in dedicated, code compliant storage cabinets rather than open shelving, and quantities should stay within the limits set by recognized standards such as NFPA 45, which governs fire protection requirements for laboratories using chemicals.

Incompatible chemicals should always be stored separately to prevent dangerous reactions. Acids and bases, oxidizers and flammables, and similarly reactive pairs each require separate, clearly labeled storage areas as part of a sound laboratory fire safety checklist.

Maintain Fume Hoods and Ventilation Systems

A properly functioning fume hood does more than protect staff from harmful fumes. It also plays a role in fire prevention by containing and exhausting flammable vapors before they can accumulate to a dangerous concentration. Regular testing and certification of fume hoods helps confirm that airflow remains within safe operating parameters.

Ventilation systems should be inspected on a routine schedule, and any performance issues, such as reduced face velocity or irregular airflow, should be addressed immediately rather than deferred. A fume hood that is not performing to specification undermines a key layer of a lab's fire and chemical safety strategy.

Keep Egress Paths Clear

Laboratories often accumulate equipment, carts, and storage over time, and it is easy for walkways and emergency exits to become partially blocked without anyone noticing day to day. Egress paths should remain fully clear at all times, and this should be checked regularly rather than only during scheduled inspections.

The OSHA Laboratory Standard requires that laboratories maintain a written Chemical Hygiene Plan that addresses emergency procedures, and clear, well-marked egress routes are a foundational part of putting that plan into practice.

Choose Fire-Resistant Furniture and Cabinetry

The materials used for laboratory cabinets and countertops play a direct role in fire safety. Cabinets designed for flammable chemical storage should meet recognized fire rating standards, and countertop materials should resist ignition and heat damage in areas where flame-producing equipment, such as Bunsen burners, is regularly used.

Choosing furniture built to these standards from the outset reduces risk far more effectively than adding safety measures after installation. This is one of the reasons fire code compliance should factor into furniture selection from the earliest stages of a lab design project.

Train Staff on Emergency Procedures

Even the best-designed lab depends on staff knowing how to respond if a fire does occur. Regular training on the location and use of fire extinguishers, safety showers, and evacuation routes ensures that a well-planned facility actually functions as intended during an emergency.

Training should be revisited on a regular schedule, not treated as a one-time orientation task, since staff turnover and changes to lab layout can quickly make earlier training outdated.

Schedule Regular Safety Inspections

A laboratory fire safety checklist is only useful if it gets applied consistently. Routine inspections of chemical storage, fume hood performance, egress paths, and fire suppression equipment help catch small problems before they become serious hazards. Documenting these inspections also supports compliance with standards like NFPA 45 and the OSHA Laboratory Standard, both of which expect an ongoing, active safety program rather than a one-time setup.

Fire safety in a laboratory setting depends on consistent practices across chemical storage, ventilation, furniture selection, and staff training, not any single safeguard on its own.

PSA Laboratory Furniture designs and installs laboratory cabinets, fume hoods, and countertops built with fire safety and code compliance in mind from the start, backed by free consultation and a competitive lead time.

Contact PSA Laboratory Furniture today to discuss a lab design that keeps safety at the center of every decision.