Unit 3: Health Education Unit 3: Health Education
Harmful Substances
Harmful Substances
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b. After using harmful substances.
(i) …………………………………………………………………………………………………….
(ii) …………………………………………………………………………………………………….
(iii) ……………………………………………………………………………………………………
c. When storing harmful substances.
(i) …………………………………………………………………………………………………….
(ii) …………………………………………………………………………………………………….
(iii) ……………………………………………………………………………………………………
ReadingLabelsofharmfulproducts
Before using a product, read the label carefully and follow the instructions.
Pay attention to warnings on the label.
Always label all containers and do not store liquids in commonly used household
containers such as soda bottles or food cans.
Some substances have strong smells and are usually dangerous. These toxic substances
should not be inhaled, swallowed or exposed to the skin. They may cause skin irritations,
headache, nausea, vomiting and breathing problems. We should avoid direct exposure to
these harmful substances.