U3-1-2 - Types of Plastic

Question 1

Thermosoftening plastics (or thermoplastics)

Answer 1

Plastics which soften when heated (low melting points).

Question 2

Thermosetting plastics

Answer 2

Plastics which do not soften when heated (high melting points).

Question 3

Which type of plastics can be recycled?

Answer 3

Thermosoftening (or thermoplastics)

Question 4

Bioplastics

Answer 4

Plastics made from natural materials (e.g. starch or lactic acid) which break down naturally.

Question 5

Biodegradable plastics

Answer 5

Plastics that contain additives which help them break down naturally, e.g. starch or cellulose.

Question 6

Why should we not burn plastics?

Answer 6

Harmful/poisonous gases released (e.g. CO).