chap 1 the scientific endeavour but hazard symbols

Question 1

What is the corrosive symbol and it’s hazards?

Answer 1

Two tubes dripping on an object (LHS) and a hand (RHS)
- May cause severe damage on contact with body parts, eg: eyes and skin
- contains corrosive chemicals

Question 2

What is the harmful/irritant symbol and it’s hazards?

Answer 2

An exclamation mark
- can lead to irritation, allergic reactions of inflammation on the skin, eyes, nose or respiration system
- may cause drowsiness and dizziness
- can cause harm to the ozone layer

Question 3

What is the environmental toxicity symbol and it’s hazards?

Answer 3

Dead tree and fish
- has potential to cause harmful effects on the environment.

Question 4

What is the oxidising substance symbol and it’s hazards?

Answer 4

Ball on fire
- releases oxygen easily which can cause fire or explosion

Question 4

What is the gases under pressure symbol and it’s hazards?

Answer 4

bottle
- stored in pressurised cylinders
- may explode when heated
- may cause oxygen deficiency if gas if leaked in an enclosed space

Question 5

What is the acute toxicity symbol and it’s hazards?

Answer 5

Skull
- can cause toxic or harmful effects to body when breathed in, swallowed or on contact with skin
- degree of exposure and toxicity can affect level of health implications
- may be fatal

Question 6

What is the explosives symbol and it’s hazards?

Answer 6

Exploding ball
- may cause fire/ explosion
- may cause explosion on contact with heat

Question 7

What is the flammable symbol and it’s hazards?

Answer 7

Fire
- highly flammable
- may cause fire or produce poisonous gas when reacted with air, water or chemicals

Question 7

What is the aspiration harzard symbol and it’s hazards?

Answer 7

person body breaking chest (??)
- can cause breathing difficulties
- can cause infertility, birth defects, damage to organs or cancer