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.Management Sciences
Carbon tetrachloride (CCl4) is the starting raw material for the manufacture of____________________?
A. Trichloroethylene
B. Perchloroethylene
C. Parathion
D. Methanol
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- Mercury electrolytic cell produces 50-70% NaOH solution. Its operating temperature is ______________ °C?
- A. 25 B. 60-70 C. 150-200 D. 250-300...
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- Lindane is____________________?
- A. Not a fumigant B. BHC (Benzene Hexachloride) containing 99% γ-isomer C. A by-product of BHC manufacture D. Both B. and C....
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