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CHEMICAL PROCESS

Chemical Process
Electrodeposition of metals i.e. electroplating is never done on

Metals
Refractories
Non-metals
Alloys

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Chemical Process
Viscosity index improver (like polystrene or polyisobutylene) is added to lubricant to

Reduce the variation in its viscosity with temperature
Increase the variation in its viscosity with temperature
Reduce its viscosity
Increase its viscosity

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Chemical Process
P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as

Neoprene
Nylon-66
Bakelite
Teflon

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Chemical Process
Lindane is

Both B and C
BHC (Benzene Hexa Chloride) containing 99% γ-isomer
A by-product of BHC manufacture
Not a fumigant

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Chemical Process
Litharge is

Cellulosic photographic material
Lead oxide
Zinc oxide
Zinc sulphide

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