Thermoplastics

Question 1

What can 5% of plastics now be made from? What are these plastics called?

Answer 1

Animal or vegetable matter such as cellulose or starch found in plants, which can be refined to make bioplastics.

Question 2

What is the main advantage of bioplastics?

Answer 2

They are biodegradable because they are not made from crude oil.

Question 3

The main 5 reasons plastic is often used for packaging are because it is:

Answer 3

Tough - so that the product is protected
Lightweight - so the product is not made to be too heavy
Clear - so that the consumer can see the product inside
Economical - that is, easy to make and easily available
Aesthetically useful - that is, it can be made to look good and can be printed on

Question 4

Define thermoplastic

Answer 4

A plastic that can be reshaped many times when it is heated

Question 5

What are the properties of acrylic? What is it often used for?

Answer 5

Acrylic is stiff but brittle, it can come in a wide variety of colours and you can shape and polish all edges to a high gloss. It is used for point of sale stands.

Question 6

REST IS ON FLASHCARDS MADE IN CLASS

Answer 6

GO LOOK AT THEM