Define The term Clarification. Write the working of filter candle with neat diagram.
Clarification:-
When solids are present in a very small proportion i.e. not exceeding 1.0 % the process of its separation from liquid, is called clarification.
Working :-
1) These are ceramic filters & are made of porcelain or kieselghur.
2) The candle is placed in the solution be filtered.
3) When vacuum is applied, the liquid will pass through the thick wall of the candle & gets collected inside the candle from where it is removed.
Diagram :