Observe the pictures and say which one is the best method and why?
a) Filter through cloth
b) Filter through filter paper
c) Filter through charcoal
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c) Filter through charcoal
Activated charcoal is one of the most widely used substances to filter water. Used in both drinking water and for aquariums, activated charcoal--also known as activated carbon--is very porous. ... Now you can make your own water filter at home using activated charcoal.
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