Question

What do you understand by filtering? Why do you need it?​

Answer 1

Explanation:

filtering is the process in which filter the items we need to see or answer. we need to do it because it filters only the items selected by you

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Answer 2

Answer:

Filtration is a process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid. ... The fluid that passes through the filter is called the filtrate.