why we have to boil cocoon
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to obtain the silk , cocoon are treated with boiling water to kill the living pupa inside . thread is recovered from the killed cocoons and this process is know as reeling.
dear☺
hope this helps u...
dear☺
hope this helps u...
simmikumari500:
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we have to boil cocoon to make a continuous thread of silk we need to kill it....
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