1. Polymers

2. There are many natural polymers including latex, cellulose (from ____________) and cotton.

3. rubber (another natural polymer) for solid tyres on an early bicycle

4. Familiar plastics uses today: polyethene, polystyrene, PVC and nylon.
Man-made polymers (synthetic polymers) have a huge range of properties and uses, and are often referred to as plastics.
Familiar plastics uses today: polyethene,
polystyrene, PVC and nylon.
Source: BigStockPhoto.com (© Colin and Linda McKie, © Nguyen Thai, Simon Krzic, © Freddie Thompson)

5. Polymers used in a variety of everyday items.

6. Polymers are made of long chain molecules.
Milk contains casein, a protein (natural polymer).
We can make a plastic from milk!