Chemical Process
Commercially ethylene is produced from naphtha by

Hydrocracking
Catalytic dehydrogenation
Pyrolysis
Catalytic cracking

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

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

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