Safety Symbol Precautions

Question 1

Never let _____ touch skin. _____ contacted skin with cool water.

Answer 1

acid, rinse

Question 2

Always wear your lab _____

Answer 2

apron

Question 3

Point the test tube away from you when heating and _______

Answer 3

shaking

Question 4

Never handle electronics with ___ hands. Make sure your work area is ___.

Answer 4

Wet, dry

Question 5

Never ________ electric circuits.

Answer 5

Overload

Question 6

Make sure all electrical equipment is properly ________.

Answer 6

Grounded

Question 7

Make sure electric cords can’t _____ ____ equipment.

Answer 7

knock over

Question 8

Never transfer substances with a _____ pipette, use a _______ bulb.

Answer 8

Mouth, suction

Question 9

Use _________ liquids in small amounts and in __________ rooms or under a fume hood.

Answer 9

flammable, ventilated

Question 10

Do not breathe ____ gases (hydrogen, argon, helium, nitrogen, concentrated CO2)

Answer 10

pure

Question 11

Use safety _______/_______ in danger of explosion or implosion.

Answer 11

shields/screens

Question 12

Never use an open _____ near flammable liquids.

Answer 12

flame

Question 13

Follow _____ ____ procedure to heat solids.

Answer 13

water bath

Question 14

Make sure an ___ ____ station is available.

Answer 14

Eye wasg

Question 15

Never look directly at the ___ with _______ on.

Answer 15

Sun, goggles

Question 16

Make sure ____ extinguishers/blankets are available.

Answer 16

fire

Question 17

Never reach across an ____ _____.

Answer 17

open flame

Question 18

Use proper ______ ______ procedure.

Answer 18

bunsen burner

Question 19

Turn off ____ ______ when not in use.

Answer 19

open flames

Question 20

Heat flasks/beakers on a __________ with wire gauze between _____ and flame.

Answer 20

ringstand, glass

Question 21

Turn off ___ valves when not in use.

Answer 21

gas

Question 22

Check condition of _________ before using it.

Answer 22

glassware

Question 23

Don’t _____ glass into rubber stoppers.

Answer 23

force

Question 24

___-dry glassware, always use ___ glassware.

Answer 24

Air, dry

Question 25

Don’t put glassware on the ____ of surfaces.

Answer 25

edge

Question 26

Always wear ______ when polishing, cutting, or bending glass.

Answer 26

gloves

Question 27

Use _____ when heating test tubes.

Answer 27

tongs

Question 28

Allow heated materials to ____.

Answer 28

cool

Question 29

Keep hands away from your ____ and _____.

Answer 29

face, mouth