What was the first manufactured fiber?
A) Silk
B) Rayon
C) Nylon
D) Cotton
Answer: B
Explanation: A) Incorrect. Rayon (dubbed "artificial silk") was the first manufactured fiber, though not truly synthetic because it is derived from cellulose.
B) Correct. Rayon (dubbed "artificial silk") was the first manufactured fiber, though not truly synthetic because it is derived from cellulose.
C) Incorrect. Nylon was the first synthetic fiber made solely from petrochemicals. Nylon was first produced by Du Pont in 1928 for women's stockings.
D) Incorrect. Rayon (dubbed "artificial silk") was the first manufactured fiber, though not truly synthetic because it is derived from cellulose.
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