Polymer Technology
Rexin (also called artificial leather), which is used for making table cover, automobile seat cover, shoes etc. is made by coating thick cloth with molten

Teflon
PVC
Bakelite
SBR

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Polymer Technology
Thermocole (expanded polystyrene) is not used for

Low temperature thermal insulation as in refrigerator and air conditioners
Accoustic control and ceiling for building
Packing of delicate electronic gadgets
High temperature thermal insulation in furnaces

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