Contains

• strainer

  A filter to retain larger pieces while smaller pieces and liquids pass through.

• air filter

  A filter that removes dust from the air that passes through it.

• oil filter

  A filter that removes impurities from the oil used to lubricate an internal-combustion...

• drain basket

  A filter in a sink drain; traps debris but passes water.

• diatomaceous earth

  A light soil consisting of siliceous diatom remains and often used as a filtering...

• glass wool

  Glass fibers spun and massed into bundles resembling wool.

• bacteria bed

  Layer of sand or gravel used to expose sewage effluent to air and the action of mi...

• water filter

  A filter to remove impurities from the water supply.

• fuel filter

  A filter in the fuel line that screens out dirt and rust particles from the fuel.

• filter bed

  Filter consisting of a layer of sand or gravel for filtering water.

• coffee filter

  Filter (usually of paper) that passes the coffee and retains the coffee grounds.

• light filter

  A transparent filter that reduces the light (or some wavelengths of the light) passing...