4578Chemical EngineeringMedium
The main type of sludge gas evolved during sewage treatment in Imhoff tank is________?
ACH4
BH2
CCO
DCO2
Correct answer
A. CH4
Explanation
The correct answer is CH4.
Correct answer
A. CH4
Explanation
The correct answer is CH4.
Urea (a nitrogenous fertilizer) is produced from carbon dioxide and________?
Testing of the knocking characteristics of petrofuels is done in a ________ engine?
Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of________?
Spark plugs are made of________?
________ diffusion is used for separating the isotopes of methane?
Babbitt metal is not a________?