Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement ?

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Low temperature carbonisation of coal takes place at _______________ °C ?

A. 300 B. 1100 C. 700 D. 900...

Penicillin is made employing _______________ fermentation process?

A. Continuous B. Aerobic batch C. Anaerobic batch D. None of these...

Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of ____________________?

A. Nitric acid B. Sulphuric acid C. Ammonium sulphate D. Hydrochloric acid...

Which of the following is an unsaturated fatty acid ?

A. Lauric acid B. Palmitic acid C. Stearic acid D. Oleic acid...

High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to__________________?

A. Flocculate the impurities B. Facilitate fast filtration C. Both A. and B. D. Neither A. nor B....