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Electrical Tape Color Codes [2] Tape color Usage (U.S.) Usage (U.K.) Usage (International – new) Black Insulation Low voltage, phase A Insulation Low voltage, phase C Low voltage, phase B Red Low voltage, phase B Low voltage, phase A Sheath, 415 V 3 phase Blue Low voltage, phase C Low voltage, phase C Low voltage, neutral Sheath, 230 V Brown
Although the NTSC color standard was proclaimed in 1953, and limited programming soon became available, it was not until the early 1970s that color television in North America outsold black-and-white units. Color broadcasting in Europe did not standardize on the PAL or SECAM formats until the 1960s. [citation needed]
3) improves the alkali resistance of glass and is used in making special optical glasses, such as infrared-absorbing glass, as well as camera and telescope lenses, because of the high refractive index and low dispersion of rare-earth glasses. [28]
The ends use 25 pairs of polarized pins (50 pins total). This cable handles up to 25 data channels or phone lines. The name Amphenol comes from the company that first manufactured it. Most phone systems use this type of cable [citation needed]. The common color is gray and made of polyvinyl chloride (PVC).
Black sand is sand that is black in color. One type of black sand is a heavy, glossy, partly magnetic mixture of usually fine sands containing minerals such as magnetite, found as part of a placer deposit. Another type of black sand, found on beaches near a volcano, consists of tiny fragments of basalt.
The von Luschan scale was used to establish racial classifications of populations according to skin color; in this respect it is in contrast to the Fitzpatrick scale intended for the classification of the skin type of individuals introduced in 1975 by Harvard dermatologist Thomas B. Fitzpatrick to describe sun tanning behavior.
The handkerchief code (also known as the hanky code, the bandana code, and flagging) [1] is a system of color-coded cloth handkerchief or bandanas for non-verbally communicating one's interests in sexual activities and fetishes. The color of the handkerchief identifies a particular activity, and the pocket it is worn in (left or right ...
White Collar is an American police procedural drama television series created by Jeff Eastin, starring Tim DeKay as FBI Special Agent Peter Burke and Matt Bomer as Neal Caffrey, a highly intelligent, charming and multi-talented con artist, forger, and thief, working as both Burke's criminal informant and an FBI consultant.