Polymer Technology
Valcunisation of rubber decreases its

Working temperature range
Tackiness
Tensile strength
Resistance to organic solvents

ANSWER DOWNLOAD EXAMIANS APP

Polymer Technology
Thermocole (expanded polystyrene) is not used for

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

ANSWER DOWNLOAD EXAMIANS APP