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Lab Safety Guidelines for Beginners

Learn essential safety practices in the lab, from wearing appropriate clothing and handling toxic substances to emergency responses. Always prioritize safety!

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Lab Safety Guidelines for Beginners

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  1. LAB SAFETY

  2. WEAR APPROPRIATE CLOTHING • Safety goggles should be worn at all times • Jackets, ties and other loose garments should be removed • Long sleeves should be rolled up • Long hair should be tied back • Closed toed shoes should be worn • NO EATING OR DRINKING IN LAB!

  3. FOLLOW DIRECTIONS CAREFULLY • Read procedure before beginning lab • Never do anything not called for in procedure • Keep work area clean and tidy • Keep combustible materials away from open flames • Always be aware of your surroundings

  4. WORKING WITH TOXIC SUBSTANCES • Activities involving poisonous vapors should be done in the hood • Use wafting motion to direct odors to nose • Never touch or taste any substance unless directed to do so • Do not pour toxic, corrosive or insoluble liquids down the sink

  5. KNOW EMERGENCY REPONSES • Know the location of emergency equipment and how to use them • Always report accidents to instructor immediately • Wash your hands before you leave the room

  6. HANDLING GLASSWARE • Never handle broken glass with hands • Lubricate glassware with glycerine before inserting into stopper • Do not place hot glassware directly on table, use an insulating pad • Allow plenty of time for hot glass to cool

  7. HEATING SUBSTANCES • Always turn burner off when not in use • Point heating test tubes away from yourself and others • Never look into a container that is being heated • Never heat a closed container • Never leave a substance being heated unattended

  8. HANDLING CHEMICALS • Read labels • Take only as much as needed • Do not return unused reagent back to bottles • When transferring chemicals, hold container out away from your body • AAA; Always Add Acid • IF YOU’RE NOT SURE….SIMPLY ASK!

  9. WHAT’S WRONG IN THIS PICTURE? • Goggles not on • Hair not tied back • Flammable liquid near bunsen burner • Roll up loose sleeves

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