Filtration, Filtrate ,Residue Filter 1. ___________is the process of separating solid substances from a liquid through the use of a filtering medium . 2. Fluid that has passed through a filter is called___________. 3. In filtration process,___________ is the substance that remains in the filtering medium after the process has been completed. 4_____________the water to make the muddy water clear. 5. ____________is the best way to separate sand from water.