Bell Work 1-17-12

1) A chemical is marked with one of these symbols: If this chemical is used in a laboratory experiment, which of the following should NOT be used? a. latex or nitrile gloves b. glass containersc. a hotplate d. a Bunsen burner

2) Anything with the following symbol should be ____________________.

a. touched while wearing glovesb. disposed of in a biohazards containerc. considered to contain animal blood or tissue,

viruses, bacteria, fungi or cultured cellsd. All of the above

3) Materials with this sign should ____________.

a. Not ever be used because they will kill you immediately

b. Be used with full protective gear (gloves, goggles)

c. Be used under a hood if they produce fumesd. b and c are correcte. all of the above

Lab Safety Song

• Fill in the worksheet while you listen to the song.

Lab Safety Song

1. Safety goggles 2-3. food or gum4. Nearest exit 5. gloves6. burn, blind, or make you sick7. Cap 8. eyewash9. Clean up your station10. Your nostrils 11. Look around and locate important signs and

where things are. (scope out the space)

Lab Safety Song

12 – 15. eyes, hands, feet, toes (pull back long hair)

16.Gently waft it with a gloved hand17. wipe down the table top18. flip-flops19. designated receptacle20.Wash thoroughly with water

Safety Symbols

Identify the symbols…..

Safety Symbols

Electrical Hazard

Safety Symbols

Combustible Materials

Safety Symbols

No Open Flames

Safety Symbols

Corrosive Materials

Safety Symbols

Flammable Symbol

Safety Symbols

Fire Extinguisher

Safety Symbols

Toxic Chemical

Safety Symbols

Non-potable water

Safety Symbols

Environment Hazard

Safety Symbols

Eyewash Sign

Safety Symbols

Recycling Sign

Safety Symbols

Toxic Materials Sign

Safety Symbols

Explosive Materials Sign

Safety Symbols

Radioactive Sign

Safety Symbols

Biohazard Sign

Safety Symbols

Chemistry Hazard Label

Lab Equipment

• Biology Review Book• Page 25 - 28