Question

20. The suspension of dust and other soluble impurities by adding alum is called
chlorination
sedimentation
filteration
loading
​

Answer 1

Answer:

LOADING

Explanation:

Loading process is done with the help of alum. When alum is dropped in solution then the heavy particles of that solution becomes more heavy due to alum's chemical reacts with them and made them more heavier than before. and after becoming more heavier the particles settle depending fastly.

Answer 2

Answer:

loading

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