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Which of the following is a difference between thermoplastic and thermosetting plastics ?A. Thermoplastics can be processed repeatedly.B. Thermosetting plastics cannot be softened by heating .C. Thermoplastics do not undergo chemical change on heating.D. All the above. |
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Answer» Correct Answer - D Thermoplastic can be processed repeatedly, can be softened by heating and do not undergo any chemical change on heating. |
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