fog filter
21Light pollution — This article is about light pollution in the visible spectrum. For information on pollution in the radio spectrum, see radio spectrum pollution. This time exposure photo of New York City at night shows skyglow, one form of light pollution …
22Effects unit — A pedalboard allows a performer to create a ready to use chain of multiple pedals. Signal chain order: tuner, compressor, octave generator, wah wah pedal, overdrive, distortion, fuzz, EQ and tremolo. Effects units are …
23Color gel — See also: Photographic filter Many color gels organized, some in gel frames A color gel or color filter (UK spelling: colour gel or colour filter), also known as lighting gel or simply gel, is a transparent colored material that is used in… …
24Air handler — An air handling unit; air flow is from the right to left in this case. Some AHU components shown are: 1 Supply duct 2 Fan compartment 3 Vibration isolator ( flex joint ) 4 Heating and/or cooling coil 5 Filter compartment 6 Mixed (recirculated +… …
25Poison gas in World War I — The use of poison gas in World War I was a major military innovation. The gases ranged from disabling chemicals, such as tear gas and the severe mustard gas, to lethal agents like phosgene and chlorine. This chemical warfare was a major component …
26Chemical weapons in World War I — A poison gas attack using gas cylinders in World War I. The use of chemical weapons in World War I ranged from disabling chemicals, such as tear gas and the severe mustard gas, to lethal agents like phosgene and chlorine. This chemical warfare… …
27Appropriate technology — (AT) is technology that is designed with special consideration to the environmental, ethical, cultural, social and economical aspects of the community it is intended for. With these goals in mind, AT typically requires fewer resources, is easier… …
28Silent Hill — nihongo| Silent Hill |サイレントヒル|Sairento Hiru is a survival horror video game franchise developed and published by Konami. As of 2008, most installments have been created by Team Silent with the exception of two titles, by Climax Studios and by… …
29Toyota MR2 — MR2 redirects here. For the second game in the Monster Rancher series, see Monster Rancher 2. Toyota MR2 Manufacturer Central Motors (a part of the Toyota Motor Corporation) Production 1984–2007 …
30Lancia Ypsilon — Lancia Y/Ypsilon Manufacturer Lancia Production 1996 present Predecessor …
