Safety Symbols

1
Safety Symbols
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Biohazard--hazard to humans or the environment
resulting from biological agents or conditions 
3
Compressed gasexplosive or pressure danger.
4
Corrosive--a substance, especially a strong acid
capable of destroying or eating away by chemical
action syn caustic 
5
Electrical hazardelectricity in use or danger of
shock.
6
Envirohazardsubstances dangerous to the
environment
7
Explosivesubstance or activity that is
potentially explosive
8
Extinguisherlocation sign for the fire
extinguisher
9
Eyewashlocation sign for the eyewash station
10
Flammablematerials need to be kept away from
flame
11
Keep away from foodmaterial is a food contaminant
12
No Flamematerials are combustiblekeep flames
away
13
Poisonmaterial is toxic. Do not ingest, inhale
or get on skin.
14
Radioactivematerial emits radiation.
15
Reactivechemicals can react
16
Recyclematerials to be recycled
17
Toxic/Infectiousbiomaterials can cause disease
18
Live Animalshandle with care.

• Normally indicated with a mouse symbol.

19
Cut Hazarddanger of cutting oneself

• Indicated with a picture of a sharp instrument or
  a cut on the hand.

20
Eye Safetyeye protection should be worn

• Indicated by a picture of goggles or someone
  wearing goggles

21
Wash handsimportant to wash hands before leaving
lab

• Indicated by a picture of handwashing

22
Clean updispose of trash and chemicals properly
23
Which symbol indicates that a substance may be
corrosive?
A
B
D
C
24
A lake has the following symbol posted. What is
being indicated?

1. Biohazard present in water
2. Radioactive Waste present
3. Toxic/infectious biomaterials present
4. Envirohazard present

25
Which symbol indicates conservation of resources?
B
A
C
D
26
The symbol below would be appropriate for a lab
that required-

1. Hazardous chemicals
2. Heating of substances
3. Electrical equipment
4. All of the above

27
Which symbol below does not indicate that
materials may explode or combust.
B
A
D
C