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Which of the following fibres are made from petroleum products?
Which of the following is incorrect regarding plastics:
_____ is blended with wool for making carpets.
_____ is blended with wool to give terrywool.
Why synthetic fibres are not fit for laboratory work?
The fibres obtained from animals are made up of:
Raw materials for the synthetic fibres are derived from :
Which of the following is a thermosetting plastic ?
A man- made fibre obtained from natural source is :
Such plastic which gets deformed easily on heating is called:
165 videos|449 docs|327 tests
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165 videos|449 docs|327 tests
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