1. Plastics – Learning Outcomes
Recall the raw materials used to make plastics.
Identify applications of plastics.
Relate the properties of plastics to their uses.
Discuss the impact of non-biodegradable plastics on the environment.

2. Recall Raw Materials
Plastics are made from crude oil – oil before it has been processed.
by derekdz – CC-BY-SA-4.0

3. Relate Properties to Uses
Property
Use
Rigid
Furniture
Electrical insulator
Wire insulation
Flexible
Hose pipes
Heat insulator
Polystyrene cups
Waterproof
Buckets

4. Discuss Environmental Impact
Non-biodegradable plastics do not break down in nature.
This is problematic:
Small pieces of plastic can be eaten by animals, causing them to choke.
Plastic bags and rings can trap fish.
Plastic contains harmful chemicals which are released when burned or decayed.