Why do synthetic fabrics burn with the odour of burning plastic?
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Answer:
The burning yarn gives an odour similar to burning paper. 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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Answer:
most synthetic fibres both burn and melt, and also tend to shrink away from the frame. synthetic burn with an acrid, chemical and vinegar- like odor and leave a plastic bead.
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