Membrane filtration is a versatile and widely-utilized process for purifying water. This technique leverages semipermeable membranes to isolate contaminants from water, yielding a cleaner and more palatable output. Membranes with varying pore sizes are available to target specific impurities, ranging from suspended particles to dissolved compounds.

Tea luggage also function for a style of paper filter. They may be constructed from abacá fibers, an incredibly slim and extended fiber manilla hemp. normally the paper is augmented using a minor portion of artificial fibers. The bag paper may be very porous and slim and it has superior damp energy.[1]: 114  we have been associated with trade