Why burning of silk and wool gives odour of hair and charred meat but the burning of synthetic yarn gives an odor that of plastics?
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Answer: The silk yarn shrinks away from the flame and burns but does not melt. ... The synthetic yarns shrink and burn. They also melt and give out an odour similar to burning plastics.
Answered by
3
Answer:
The silk yarn shrinks away from the flame and burns but does not melt. ... The synthetic yarns shrink and burn. They also melt and give out an odour similar to burning plastics.
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