Free Printable Lab safety Sign

1.

The skull and crossbones is a classic

warning sign, but can you name the

type of danger?

a)

(a) general danger from chemicals

b)

(b) flammable materials

c)

(c) toxic or poisonous materials

d)

(d) dangerous to eat/drink, but

otherwise safe

e)

(e) this symbol isn't officially used

(pirate ships don't count)

2.

Isn't this a great sign? You may not ever see this warning symbol, but if you do it would be

in your best interest to know what it means.

a)

(a)ionizing radiation

b)

(b) get out while you still can, it's

radioactive here

c)

(c) dangerous high-powered ventilation

d)

(d) toxic vapors

e)

(e) potentially lethal levels of radiation

3.

This symbol commonly is found in

chemistry labs and on trucks carrying

hazardous materials. What does it

mean?

a)

(a) acid, touching it will lead to what you see in the picture

b)

(b) harmful to living tissue, touching it is a bad plan

c)

(c) dangerous liquid, don't touch

d)

(d) cut or burn hazard, both living and non-living material

e)

(e) corrosive, no touchy-touchy

4.

don't store your lunch in a refrigerator which displays this sign. It signifies:

a)

(a) biohazard

b)

(b) radiation hazard

c)

(c) radioactive biological hazard

d)

(d) nothing necessarily dangerous, just

the presence of biological samples

5.

It looks like a pretty snowflake, but that

yellow background is cautionary. What

type of hazard does this symbol

indicate?

a)

(a) dangerous when frozen

b)

(b) icy conditions

c)

(c) low temperature or cryogenic hazard

d)

(d) cold storage required (freezing point

of water or below)

6.

It's just a big X. What does that mean?

a)

(a) don't store chemicals here

b)

(b) potentially harmful chemical, usually, an irritant

c)

(c) do not enter

d)

(d) just don't. a general warning sign to

be used to indicate a no-no or 'I know

what you're thinking, don't do it.

7.

There might be a few reasonable

interpretations for this sign, but only one

is correct. What does this symbol

indicate?

a)

(a) breakfast bar, serving bacon and

pancakes

b)

(b) noxious vapors

c)

(c) hot surface

d)

(d) high vapor pressure

8.

This symbol is often confused with a similar-looking symbol. What does it mean?

a)

(a) flammable, keep away from heat or flame

b)

(b) oxidizer

c)

(c) heat-sensitive explosive

d)

(d) fire/flame hazard

e)

(e) no open flames

9.

This symbol means:

a)

(a) you shouldn't drink the water

b)

(b) you shouldn't use the faucet

c)

(c) you shouldn't bring in drinks

d)

(d) don't clean your glassware here

10.

Unless you have been living in a hole for the past 50 years, you have seen this symbol.

Actually, if you were in a hole the past 50 years, the hazard indicated by this symbol might

have had something to do with it. This sign indicates:

a)

(a) unguarded fan blades

b)

(b) radioactivity

c)

(c) biohazard

d)

(d) toxic chemicals

e)

(e) it isn't a real sign

Lab safety Sign

Total questions: 10

Worksheet time: 6mins

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