gas cleaning by filtration
41Living machines — are a form of biological wastewater treatment designed to mimic the cleansing functions of wetlands. They are intensive bioremediation systems that can also produce beneficial by products such as methane gas, edible and ornamental plants, and… …
42Water well — Village pump redirects here. For information on Wikipedia project related discussions see Wikipedia:Village pump. Water well at the Wald monastery in Germany. A water well is an excavation or structure created in the ground by digging, driving,… …
43Polyethylene terephthalate — PETE redirects here. For the first name, see Peter (disambiguation). For other uses, see Pete (disambiguation). Polyethylene terephthalate fibre IUPAC name …
44North Albany, Albany, New York — Coordinates: 42°40′01″N 73°44′13″W / 42.66694°N 73.73694°W / 42.66694; 73.73694 …
45Water quality — A rosette sampler is used to collect samples in deep water, such as the Great Lakes or oceans, for water quality testing. Water quality is the physical, chemical and biological characteristics of water.[1] It is a measure of the condition of… …
46Electrocoagulation — is also known as Radio Frequency Diathermy or Short Wave Electrolysis. A fine wire probe or other delivery mechanism is used to transmit radio waves to tissues near the probe. Molecules within the tissue are caused to vibrate which lead to a… …
47Clorox — Company Type Public (NYSE: CLX) Industry Food, Chemicals …
48Wastewater — For the lake in Northwestern England, see Wastwater. Public infrastructure …
49Gravimetric analysis — Infobox chemical analysis name = Gravimetric analysis caption =Analytical balance acronym = classification =Gravimetric analytes = Solids Liquids manufacturers = related = Precipitation Titration hyphenated = Gravimetric analysis describes a set… …
50Oil filter — Spin on oil filter on a Saab 9 5 An oil filter is a filter designed to remove contaminants from engine oil, transmission oil, lubricating oil, or hydraulic oil. Oil filters are used in many different types of hydraulic machinery. A chief use of… …
