filter

Not a copy and existing as the first form

A machine that removes dust and small particles from the air as it passes through

A device that removes dirt, germs, and bad chemicals from water

A paper or metal thing that keeps coffee grounds out of brewed coffee

A device in a fuel line that removes dirt and rust from fuel before it reaches the engine

A part in a car engine that cleans oil to protect engine parts

A filter that removes chemicals and smells from water or air using charcoal

Thin paper with tiny holes that lets liquid pass but keeps solid bits

A piece of clear material, like a camera lens, that reduces light passing through it

A device that lets slow changes in signals pass and reduces fast changes

A screen setting that reduces blue light to ease eye strain and help sleep

A tool that blocks internet addresses that are invalid or not assigned

A screen setting or tool that reduces blue light from phones and computers to help your eyes and sleep

A layer of sand or gravel that cleans water by removing dirt

A machine that removes solids from liquids by pushing the liquid through cloth over frames

A small piece at the end of a cigarette that reduces the harshness of smoke

A cigarette or cigar with a small end piece that removes some harmful parts from smoke before you breathe it

A roll of tobacco with a soft end that helps reduce tar in the smoke

A thin material with tiny holes that removes particles and germs from liquids or air

An electronic part that lets high sounds pass and reduces low sounds

A machine that uses flat plates and frames to separate solids from liquids

A machine made of many plates that removes solids from liquids

A machine with plates and frames that separates solids from liquids in factories

A soft sponge in a fish tank that traps dirt and adds air while letting good bacteria grow