Polymer Technology
Polyvinyl alcohol is used as a

Textile fibre
Cation/anion exchanger
Water soluble adhesive
Non-sticky coating on frying pans

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Polymer Technology
Thermocole (expanded polystyrene) is not used for

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

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