Lab Safety

Chemical Splash Goggles
Wear chemical splash goggles at all times while you are in the laboratory. They must be worn to cover your eyes.
Apron
Wear a chemical resistant apron.
Washing Acid
Wash acid, base or any chemical spill off of yourself immediately with large amounts of water. Notify your teacher of the spill.
Substance In Eye
If chemical substances get in your eye, wash the eye out for 15 minutes. Hold your eye open with your fingers while washing it out.
Safety Alerts
Observe the safety alerts in the laboratory directions.
Long Hair
Tie long hair back so it cannot catch fire froma Bunsen buner flame or get dipped into chemicals. Hair burns very readily.
Shoes
Wear closed toed shoes in the laboratory. Do not wear bulky clothing.
Food and Drink
NEVER eat or drink in the lab. Don’t chew on the end of a pen which was lying on the lab bench.
Lubricating Materials
Lubricate glass tubing with glycerol or detergent before putting it into rubber stoppers. Wrap the tubing in a towel, and hold it close to the stopper while gently twisting and inserting it. Never force it.
Extra Chemicals
If you take more of a chemical substance from a container than you need, you should NOT return the excess to the container. This might cause contamination of the substance remaining. Dispose of the excess as your teacher directs.
Smelling
Never smell anything in the lab unless your teacher tell you it is safe. Do not smell a substance by putting your nose directly over the container and inhaling. Instead, waft the vapors toward your nose by gently fanning the vaprs toward yourself.
Tasting
Never taste anythign in the lab.
Working alone
Never work in the lab alone.
Safety Equipment
Know the location of and the method of operation of safety equipment: fire extinguishers, safety shower, eye wash, safety blanket, fume hood, emergency gas cut-off.
Burns
If you burn yourself on a hot object, immediately hold the burned area under cold water for 15 minutes. Inform your teacher.
Clean
Keep the lab desk, sink, storage areas, and floor clean, dry and neat.
Lids and Caps
Put lids or caps back on bottles and jars immediately after using.
Spills
Clean up spills immediately. If you spill a very reactive substance such as an acid or base, notify the people in the area and then obtain assistance from your teacher. Acid spills should be neutralized with baking soda (sodium bicarbonate), base spills with vinegar (acetic acid) before cleaing them up.
Closed Systems
Never heat a closed system.
Lighting Bunsens
When lighting a Bunsen burner, be sure to light the match before turning on the gas.
Light going out
If your Bunsen burner goes out, turn the gas off immediately.
Open end test Tube
When heating a test tube, never point the open end at anyone.
Acid and Water
Always add acid to water and stir the solution while adding the acid. Never add water to an acid.
Reports
Report ALL accidents to your teacher.
Broken glass
Clean up broken glass carefully with a brush and dust pan. Do not use your fingers.
Disposal of Glass
Dispose of broken glass in the specified container. Do not mix glass with other waste.
Horseplay
ABSOLUTELY NO HORSEPLAY IS ALLOWED IN THE LAB!
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