Phenolic water generated in coke ovens & by-product plant of a steel plant are disposed off by_________________?

Related Mcqs:

The average thickness of ozone layer in stratosphere is about _______________ dobson unit (DU)?

A. 20 B. 230 C. 750 D. 1500...

Threshold limit value (TLV) means maximum permissible/acceptable concentration. TLV of phosgene in air is about ______________ ppm (parts per million)?

A. 0.002 B. 0.2 C. 1.2 D. 4.8...

80% less than 200 mesh size particles are called____________________?

A. Smoke B. Powder C. Grit D. Aggregates...

TLV of lead for public sewer/waste water is about ______________ ppm?

A. 1 B. 25 C. 150 D. 650...

Pick out the wrong statement?

A. Catalytic converter is fitted in automobiles to reduce carbon monoxide concentration in exhaust emissions B. Inhalation of pollutant carbon monoxide results in death by asphyxiation C. Sulphur dioxide is the main pollutant emitted from the exhaust of petrol driven automobiles D. Decomposition of plants containing chlorophyll is a natural source of carbon monoxide in … Pick out the wrong statement?Read More...