Chemical Process
Shaving soaps are

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

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Chemical Process
Presence of sodium tripolyphosphate (an additive) in synthetic detergent

None of these
Does not allow redeposition of dirt on the cleaned surface
Facilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions)
Inhibits its corrosive effects

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