Polyethylene terephthalate

Acronym and details:  PET, a polyester

Group:   thermoplastic

Developed:   1941 announced as a commercial polymer; widely used in blow-moulded form from1980s

Trade names:   related film Melinex and Mylar

Manufacturing process:   especially blow moulding; injection moulding

Cost:   medium

Colour:   any

Transparency:   transparent to opaque

Rigidity:   rigid

Feel:   varies

Smell:   none

Other:   strong

Typical uses:   carbonated drinks bottles; video and audio tape

Degradation:   relatively stable