Write the natural or manmade raw material of the following items.
Mattress, beaker, bangle, chair, gunny bag, broom, knife, pen.
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Every artificially manufactured object is made from single or multiple raw materials.
The raw materials of the objects mentioned in the question are :
1) Mattress: Foam,wool,cotton, adhesives etc.
2) Beaker: Transparent plastic or glass.
3)Bangle:Metal or plastic.
4)Chair:Wood or metal or plastic.
5)gunny bags: jute or hemp.
6)broom: plastic,pvc or dried grass materials for grass brooms.
7) knife: metal for the blade portion and plastic or wood for the handle portion.
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