MPhil Exam

………………….. is used for skin of buffaloes and cows

• Skin

• Hide

• both skin and hide

............. is a dehairing process

• liming

• bating

• pickling

........ are used in bating

• enzymes

• salts

• acids

Main source of gaseous pollutants is .....

• Beamhouse

• tanyard

• Finishing

Bad odor producing chemical used in tannery .......

• Sodium sulphide

• enzyme

• solvents

• ammonium salts

Beamhouse include

• soaking

• liming

• bating

• pickling

• all above

Composite waste water of tannery is .....

• acidic

• basic

• neutral

Kraft process of pulping is ........

• acidic

• basic

• neutral

white water is produced from ...........

• paper machine

• digester

• beater

.................. is least polluting part of paper industry

• paper machine

• Digester

• pulp washer

• beater