Chemical Process
Nylon 6-6 is manufactured from

Hexamethylene diamine and maleic anhydride
Hexamethylene diamine and adipic acid
Dimethyl terephthalate and ethylene glycol
Caprolactum

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Chemical Process
Shaving soaps are

Soft potassium soaps (potassium salt of fatty acid) with free stearic acid to give lather a lasting property
None of these
Metalic soaps compounded with frothing agents
High free alkali soaps having excess of cane sugar and alcohol

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