The chlorinator used in the manufacture of DDT is made of___________________?

A. Silver
B. Iron
C. Tin
D. Copper

A. Copper
B. Magnesium
C. Both A. & B.
D. Neither A. nor B.

A. High speed
B. Silicon
C. Molybdenum
D. Tungsten

A. Caustic soda
B. Chlorinated brine
C. Hypochlorous acid
D. All A., B. and C.

A. 95
B. 99.5
C. 85
D. 90

A. 0.1 to 0.35
B. 0.4 to 0.7
C. 0.8 to 1.5
D. 1.5 to 2