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C. Write true (T) or false (F):1.2.3.The plastic used for making insulator electric wire is teflon.Cotton fibres are good absorbers of sweat.Polyvinyl chloride is made by polymerization of ethene.The plastic used for water proofing cotton fabric is koroseal.The raw material for making rayon is vinyl chloride.4.5. |
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Answer» Answer: 1)true 2) true 3)false 4)true Explanation: |
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