Which one of the following polymer is used in making bullet proof vests?
A. Bakelite
B. Polyamides
C. Taflon
D. Polyurethane
Answer: Option B
Related Questions on Biomolecules and Polymers
The fibers, such as nylon and polyester, that are made from chemical substances are called:
A. Natural fibres
B. Wool
C. Synthetic fibres
D. Silk

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