normal use
101Black light — [ FWHM spectral bandwidth of the 370nm peak is about 20nm.] A Black light or UV Light is a lamp emitting electromagnetic radiation that is almost exclusively in the soft near ultraviolet range, and emits very little visible light. The black light …
102Comparison of Unicode encodings — This article compares Unicode encodings. Two situations are considered: 8 bit clean environments and environments that forbid use of byte values that have the high bit set. Originally such prohibitions were to allow for links that used only seven …
103musical instrument — Introduction any device for producing a musical sound. The principal types of such instruments, classified by the method of producing sound, are percussion (percussion instrument), stringed (stringed instrument), keyboard (keyboard… …
104Backgammon — A backgammon set, consisting of a board, two sets of 15 checkers, two pairs of dice, a doubling cube, and dice cups Years active Approximately 5,000 years ago to present Genre(s) Board game, dice game …
105Paraben — Parabens are a group of chemicals widely used as preservatives in the cosmetic and pharmaceutical industries. Parabens are effective preservatives in many types of formulas. These compounds, and their salts, are used primarily for their… …
106Super 8 mm film — Super 8 mm film, also simply called Super 8, is a motion picture film format released in 1965 by Eastman Kodak as an improvement of the older 8 mm home movie format, and the Cine 8 format.The film is 8 mm wide, exactly the same as the older… …
107Syllogism — A syllogism (Greek: συλλογισμός – syllogismos – conclusion, inference ) is a kind of logical argument in which one proposition (the conclusion) is inferred from two or more others (the premises) of a certain form. In antiquity, there were… …
108Proof test — A proof test is a test wherein a deliberately overpressured round is fired from a firearm in order to verify that the firearm is not defective and will not explode on firing. The firearm is inspected after the test, and if it is found to be in… …
109Mobile phone radiation and health — A man speaking on a mobile telephone The effect of mobile phone radiation on human health is the subject of recent interest and study, as a result of the enormous increase in mobile phone usage throughout the world (as of June 2009 …
110Patch panel — A patch panel or patch bay or jackfield is a panel, typically rackmounted, that houses cable connections. One typically shorter patch cable will plug into the front side, while the back will hold the connection of a much longer and more permanent …
