Which Of The Following Is An Example Of Manmade Substances:
Glasses
The Correct answer is (C) Glasses.
(A) Hat– is made up of the natural substance of a birds feather.
(B) Shoes- Leather shoes are natural animal skin products.
(C) Glasses– are made up of thermoplastic material which is a man-made substance.
(D) Woolen gloves– are made up of animal products of sheep, which is natural.
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