Chemical Process
Hydrazine is largely used

In photographic industry
As a starting material for 'hypo'
In printing industry
As rocket fuel

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Chemical Process
Shaving soaps are

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

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