Question: Pick out the wrong statement.
Options
A : Caustic embrittlement of boiler's metallic parts is caused by high concentration of caustic soda in boiler feed water.
B : Cooling and freezing of water kills the bacteria present in it.
C : With increasing boiler operating pressure of steam, the maximum allowable concentration of silica in feed water goes on decreasing.
D : Dissolved oxygen content in high pressure boiler feed water should be nil.
Environmental Engineering - Part 1 more questions
80% less than 200 mesh size particles are called
Coal washing waste water containing about 3% suspended solids (comprising....
Inhalation of lead compounds present in the automobile exhausts (using....
TLV of ozone (O 3 ) and phosgene (COCl 2....
Most of the atmospheric air pollutants are present in large....
'Pneumoconiosis' is a disease caused by the inhalation of __________....
The ratio of oxygen available to the oxygen required for....
Phosphorus vapour comprises of
Conversion of yellow phosphorous to red phosphorous is done by....
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