Which of the following processes is absent in glass manufacturing process ?

A. Ground-wood
B. Board
C. Tissue
D. Wrapg

A. 70
B. 55
C. 80
D. 94

A. Bakelite
B. Teflon
C. Celluloid
D. Dacron

A. C + H2O = CO + H2
B. CaC2 + H2O = Ca(OH)2 + C2H2
C. MgCO3 = MgO + CO2
D. All (A), B. and (C)

A. Ethylene dichloride
B. Chlorobenzene
C. Carbon tetrachloride
D. Chlorinated paraffin