Chemical Process
Lindane is

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

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Chemical Process
Nylon 66 is so named because the

Average degree of polymerisation of the polymer is 1966
Polymer was first synthesised in 1966
Number of carbon atoms between two nitrogen atoms are 6
Number of nitrogen atoms between two carbon atoms are 6

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