Explain why plastic containers are favoured for storing food.
The characteristics that make plastics favourable for storing food items are:(i) Light weight
(ii) Lower price
(iii) Good strength
(iv) Easy handling
Categorize the materials of the following products into 'can be recycled' and 'cannot be recycled'.
Telephone instruments, plastic toys, cooker handles, carry bags, ball point pens, plastic bowls, plastic covering on electrical
wires, plastic chairs, electrical switches.