Correct answer
D. All A., B. & C.
Explanation
The correct answer is All A., B. & C..
Non-colloidal solution is an example of the ________ fluid?
A natural draft cooling tower is filled with wooden grids, which covers about ________ percent of the tower height?
For classification of potable (drinking) water, we use a ________ filter?
Disinfection of water is done to destroy pathogenic bacteria and thus prevent water-borne diseases. Disinfection of water may be done by the use of________?
Production of alcohol by fermentation of molasses is a/an ________ process?
The yield of tar from high temperature carbonisation of dry coal is about ________ percent?