Question: Exposure to small amount of __________ results in high blood pressure & heart disease in human beings.
Options
A : hydrogen sulphide
B : mercury
C : cadmium
D : asbestos
Environmental Engineering - Part 1 more questions
A first order irreversible reaction, A B is carried out....
Suspended solid present in the waste water generated in blast....
Persons working in cement plants and limestone quarries are more....
Particulates (< 1?m size) remaining suspended in air indefinitely and....
Operating principle of cyclone separator is based on the action....
Maximum allowable concentration of CO 2 in air for safe....
Tolerable limit of nitrogen oxides in air is __________ ppm.
Iron & manganese present as pollutant in water can not....
In water chemical treatment plant, use of chloramines ensures
Which of the following is the common pollutant emitted from....
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