NATURAL AND MAN MADE FIBRES

Описание к видео NATURAL AND MAN MADE FIBRES

There are numerous varieties of clothing material or fabric available such as cotton, silk, wool and polyester. These fabrics are made from fibres. There are mainly two types of fibres: Natural fibres and synthetic or man-made fibres. This video demonstrates that burning test is a simple way to identify and distinguish natural and artificial fibres. The fibres which are converted into ash on burning are natural fibres and those which melt and form a bead before burning are man-made (synthetic) fibres.

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