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Lab Safety Rules

Scientific investigations use a variety of methods tools and techniques to produce new knowledge. But performing lab experiments can be dangerous if proper safety precautions are not followed. Let’s take a look at some of the most basic rules that should be followed in any science lab.

Lab Safety Rules

Dress Code

  • Safety goggles must be worn whenever working with chemicals, heat sharp objects or any substance that might get into your eyes.
  • Wear gloves when handling strong chemicals.
  • Tie back long hair and don’t wear baggy clothing or hanging jewellery that can touch chemicals.
  • Open-toed shoes are not appropriate for the lab, instead you can wear sneakers.

General Safety

  • Be serious, alert and never horse around when working in the laboratory.
  • Read all directions for an investigation and follow all instructions exactly as written.
  • Do not handle any lab equipment without permission, and if any spills occur notify the teacher immediately.
  • No food or drinks are allowed during laboratory activities this includes gum.
  • Wash your hands before and after handling any lab materials
  • Keep the lab area clean and free of unnecessary books papers coats backpacks and equipment

First Aid

  • Notify your teacher If you have any medical problems including allergies or asthma.
  • Report any accidents or injuries to the teacher immediately
  • Know the location of all lab safety equipment including the fire extinguisher, fire blanket, first aid kit, safety shower and eyewash station.

Heat and Fire

  • Goggles Must be worn when heat is involved.
  • Point test tubes that are being heated away from yourself and away from others chemicals can splash, boil or even explode out of a heated tube.
  • Never heat a liquid in a closed container because expanding gases may blow the container apart.
  • Never pick up a container that has been heated using your hands.


  • Never mix materials for the fun, you might produce a dangerous and possibly explosive substance.
  • Never use glassware that appears dirty, always wash and dry it before use it.
  • Never inhale or smell fumes directly from a container.
  • Properly dispose of waste: never put materials down the sink or in the regular trash without the instruction of your teacher.

Glassware and sharp objects

  • Handle glassware with care and always wear goggles
  • Report broken glass to the teacher and do not handle
  • Never put broken glass into the Regular trash can
  • Notify your teacher immediately of chipped or cracked glassware and do not use

Cleaning up

  • when an investigation is completed clean up your work area and return all equipment to its proper place. Follow all cleaning up instructions.

Importance of Lab safety rules

Lab safety rules are extremely important for the proper functioning of a lab and the safety of yourself and those around you. Always review the rules to prepare yourself for safe and meaningful laboratory experiences.