Filter (aquarium) — Aquarium filters are critical components of both freshwater and marine aquaria.cite book |last=Riehl |first=Rüdiger. Editor. |coauthors=Baensch, HA |title=Aquarium Atlas |year=1996. 5th Edn. |publisher=Tetra Press |location=Germany |isbn=3 88244… … Wikipedia
bacteria bed — noun layer of sand or gravel used to expose sewage effluent to air and the action of microorganisms • Hypernyms: ↑filter * * * bacteria bed noun A filter bed • • • Main Entry: ↑bacteria … Useful english dictionary
Wheel filter — Wheel filters are designed to remove impurities in injectable drugs. They can used to filter injectable illegal drugs such as heroin, amphetamines or ecstasy or legal drugs such as benzodiazepines. A wheel filter still lets the drug through, but… … Wikipedia
Lava filter — A lava filter is a biological filter that uses lavastone pebbles as support material on which microorganisms can grow in a thin biofilm. [ [http://www.stowa selectedtechnologies.nl/Sheets/Sheets/Lava.Filters.html Overview of lavafilters] ] This… … Wikipedia
Ceramic water filter — Ceramic water filters are an inexpensive and effective type of water filter, that rely on the small pore size of ceramic material to filter dirt, debris, and bacteria out of water. Contents 1 Method of action 2 Development and expansion 3 See… … Wikipedia
Slow sand filter — Slow sand filters are used in water purification for treating raw water to produce a potable product. They are typically 1 to 2 metres deep, can be rectangular or cylindrical in cross section and are used primarily to treat surface water. The… … Wikipedia
Syringe filter — A 0.2 micrometre luer lock syringe filter that is not a wheel filter type shape. A syringe filter (sometimes called wheel filter if it has a wheel like shape) is a single use filter cartridge. It is attached to the end of a syringe for use.… … Wikipedia
Sand filter — Sand filters are used for water purification. There are three main types; # rapid (gravity) sand filters # upflow sand filters # slow sand filters All three methods are used extensively in the water industry throughout the world. The first two… … Wikipedia
Acetic acid bacteria — Taxobox color = lightgrey name = Acetic acid bacteria regnum = Bacteria phylum = Proteobacteria classis = Alpha Proteobacteria ordo = Rhodospirillales familia = Acetobacteraceae subdivision ranks = Genera subdivision = Acetobacter Acidicaldus… … Wikipedia
Air filter — An air filter is a device which removes solid particulates such as dust, pollen, mold, and bacteria from air. Air filters are used in applications where air quality is important, notably in building ventilation systems and in engines, such as… … Wikipedia
