Chemical Process
In sulphate pulp manufacture, the pressure and temperature in the digestor is

1 atm., 170 - 180°C
L atm., 800°C
10 atm., 800 °C
10 atm., 170-180°C

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

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
Transparent soaps are made by cold process

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