Computer portfolio

Transcript

00:04

Computer Portfolio

00:06

Synthetic fibres and Plastics

00:09

Natural and synthetic fibres

00:10

Tyes of fibres

00:15

Rayon

00:16

Nylon

00:18

Polyester

00:22

Fibres picture

00:28

Plastic

00:31

Plastic refers to synthetic polymers , often made from petroleum products, that can be melted .

00:33

Types of plastic - thermoplastic and thermosetting

00:36

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