A. Electrical insulator
B. Allotrope of carbon
C. Moderator used in nuclear reactor
D. Both B. and C.
A. Zinc
B. Lead
C. Boron
D. Selenium
A. Nitric acid
B. Hydrochloric acid
C. Methyl alcohol
D. Formic acid
A. Cermet
B. Cement
C. Abrasive
D. Explosive
A. 102 – 102
B. 105 – 109
C. 102 – 107
D. 109 – 1011
A. Lignite
B. Sub-bituminous
C. Anthracite
D. Peat
A. Pigment
B. Thinner
C. Dryer
D. Anti-skimming agent
A. Hydrochloric acid
B. H2SO4 by Chamber process
C. Calcium carbide
D. Corundum
A. Flocculate the impurities
B. Facilitate fast filtration
C. Both A. and B.
D. Neither A. nor B.
A. SO3
B. Cl2
C. NH3
D. SO2