gas cleaning by filtration
61Froth flotation — Diagram of a cylindrical froth flotation cell with camera and light used in image analysis of the froth surface. Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic. This is used in several processing… …
62Deep sand bed — A deep sand bed is[1] a filtration method used in some saltwater aquariums. A deep sand bed, similar to the Berlin Method, is designed to cultivate anaerobic bacteria in the bottom layers of sand, converting nitrate to nitrogen gas to remove… …
63Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …
64Perfluorooctanoic acid — IUPAC name pentadecafluorooctanoic acid …
65Grossology (TV series) — Infobox Television bgcolour = #DDDDFF show name = Grossology format = Animation genre = Action, Adventure, runtime = 24 minutes starring =Krystal Meadows Michael Cohen M. Christian Heywood Paul O Sullivan country = Canada network = YTV first… …
66Materials science — Simulation of the outside of the Space Shuttle as it heats up to over 1,500 °C (2,730 °F) during re entry into the Earth s atmosphere Materials science is an interdisciplinary field applying the properties of matter to various areas of… …
67Submarine — For other uses, see Submarine (disambiguation). A Japan Maritime Self Defense Force Oyashio class submarine in 2006 A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which… …
68Ventilation (architecture) — Ventilation is the intentional movement of air from outside a building to the inside. It is the V in HVAC. With clothes dryers, and combustion equipment such as water heaters, boilers, fireplaces, and wood stoves, their exhausts are often called… …
69Lead(II) acetate — chembox new ImageFile = Lead(II)Acetate.jpg ImageSize = 200px IUPACName = Lead(II) acetate SystematicName = Lead(II) ethanoate OtherNames = Plumbous acetate, Salt of Saturn, Sugar of Lead, lead diacetate Section1 = Chembox Identifiers… …
70Plate fin heat exchanger — A plate fin heat exchanger is a type of heat exchanger design that uses plates and finned chambers to transfer heat between fluids. It is often categorized as a compact heat exchanger to emphasise its relatively high heat transfer surface area to …
