Chemical Process
The main use of HCl is in the

None of these
Drilling of petroleum wells and pickling of steel sheets
Treatment of spent fuel of nuclear reactor
Manufacture of cationic detergent

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Chemical Process
Pick out the wrong statement pertaining to the soap manufacture.

Transparent soaps are made by cold process
Both laundary as well as toilet soaps are manufactured by hot process
Organic pigments are used as colouring materials in the soap manufacture
Colourless rosin is used in the manufacture of laundary soaps

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