HDPE

High-density polyethylene - Bottles for milk and washing-up liquids.

LDPE

Low density polyethylene - Carrier bags and bin liners.

PP

Polypropylene - Margarine tubs, microwaveable meal trays.

PS

Polystyrene - Yoghurt pots, foam meat or fish trays, hamburger boxes and egg cartons, vending cups, plastic cutlery, protective packaging for electronic goods and toys.

OTHER

Any other plastics that do not fall into any of the above categories. - An example is melamine, which is often used in plastic plates and cups.