Lab Safety Flashcards
(14 cards)
Preventing Accidents/Injury
1) Pay attention to all instructions.
2) Never leave an experiment unattended.
3) Keep surfaces clean and wipe up spills immediately.
4) Store personal belongings properly.
5) Know the safety information about the chemicals (found in SDS binders) and work in the fumehood when required.
6) Keep unwashed hands away from face and body.
7) Use appropriate equipment and make sure it is safe to use.
Protecting Yourself Against Accidents/Injury
1) Wear proper lab safety wear and tie up hair.
2) Don’t eat or drink anything in the lab.
General First Aid
Flush area with lots of tap water and report injury to TA or instructor ASAP.
Chemicals on the Skin
Go to the nearest source of water and flush the area with lots of water and inform TA or instructor. If irritation or pain develops, report to Health Services bring all information regarding the chemical.
Chemicals in the Eye
Go to the nearest emergency eye wash station and flush eyes for at least 10 minutes. Have someone tell the instructor. After flushing, report to Health Services.
Cuts, Abrasions, and Burns
Report to TA or instructor for treatment.
Fire and Explosions
1) Know where the nearest fire exit, fire extinguisher, fire alarm, emergency safety shower, and fire blankets are.
2) If the fire alarm sounds, turn off all services (gas, electricity, and water) and leave the building. Listen for additional instructions.
3) If the fire is in the lab, leave, close the doors, and pull the fire alarm.
4) If you catch on fire, drop to the floor to smother the fire. DO NOT RUN!!!
5) Assemble equipment so you can turn off the water, gas, or electricity easily.
6) Use small amounts of flammable liquids.
Class A Fires
Ordinary combustible materials (paper, wood, most plastics).
Class B Fires
Flammable/combustible liquids (gasoline, solvents, grease, oil).
Class C Fires
Electrical equipment (appliances, wiring, circuit breakers, outlets).
PASS Technique
Pull pin.
Aim at base of fire.
Squeeze handle.
Sweep across the fire.
Only Attempt to Extinguish a Fire If
1) Everyone is leaving and 911 is being dialled.
2) The fire is small and not spreading.
3) The fire extinguisher matches the fire.
4) You are confident and know how to use the extinguisher.
Safely Handling Chemicals
1) Know important safety information regarding the chemicals being used. Information is found in the SDS binders.
2) Chemicals that produce toxic vapours must be used in the fumehood.
3) Keep unwashed hands away from your face and body.
4) Pour acids into water, not the other way arround.
5) Don’t contaminate stoppers, clean spills off the bottle, and recap the container immediately when finished.
6) Try not to waste chemicals.
7) Keep dangerous chemicals away from each other.
8) Don’t use unlabelled chemicals.
9) Clean all spills up immediately. Get an instructor for large or dangerous spills.
10) Don’t use gas or flames to heat flammable liquids. Use an electric heating mantle or steam bath instead.
11) Neutralize acid or base spills by water. Get a spill kit for large spills from the storeroom.
12) Chemicals go in marked waste containers NOT THE SINK!
Safely Handling Glassware
1) Know the names for glassware to prevent the wrong piece of equipment being used.
2) Broken or damaged glass goes into Broken Glass container for disposal.
3) Use a dustpan to clean up broken glass. Use cotton and tongs for fine pieces of broken glass. NEVER use paper towel to clean up broken glass.
4) Never use chipped or cracked glassware.
5) Make sure vacuum is off before assembling or disassembling the apparatus.
6) Carry long glassware vertically not horizontally.
7) Place glassware that can roll perpendicular to the bench, not parallel.
