Lycra bicycle shorts and exercise clothing contain fibers that have great strength and rigidity as well as the ability to stretch. These fibers are probably composed of
A. natural rubber.
B. amorphous polymers.
C. crystalline polymers.
D. a creative combination of amorphous and crystalline polymers.
Answer:D
Lycra bicycle shorts and exercise clothing contain fibers that have great strength and rigidity as well as the ability to stretch. These fibers are probably composed of
A. natural rubber. B. amorphous polymers. C. crystalline polymers. D. a creative combination of amorphous and crystalline polymers.