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Class : Class 7
THE ANSWER IS B AS IN THE BURNING TEST BURNING PLASTIC MEANS THE YARN IS A SYNTHETIC FIBRE
Subject :NSO Class : Class 4
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Subject :NSO Class : Class 2
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5