Name:
Class:
In the Science laboratory, hazardous substances display hazard symbols. Please complete
the table below with appropriate “Meaning” and “How To Reduce Risks”.
Hazard symbol
Meaning
Reduce risk
Answer Key
Hazard symbols
Meaning
Toxic – can cause
death
Reduce risk
Wear eye protection,
gloves, mask
Use the substance in
a fume cupboard
Irritant – The
substance is not
corrosive, but will
make the skin go red
or form blisters
Wear eye protection,
gloves;
avoid contact with
the skin
Corrosive – the
substance attacks
and destroys living
tissue, such as skin
and eyes
Wear eye protection,
gloves;
avoid contact with
the skin
Meaning
Explosive – The
substance may
explode if it comes
into contact with a
flame or heat
Flammable – catches Dangerous to the
fire easily
environment – the
substance may
pollute the
environment
Reduce risk
Wear eye protection;
Keep away from
flames and sparks
Wearing eye
protection, keeping
away from flames
and sparks
Hazard symbols
Take care with
disposal