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81Venus — This article is about the planet. For other uses, see Venus (disambiguation). Venus   …
82Drum brake — A drum brake with the drum removed as used on the rear wheel of a car or truck. Note that in this installation, a cable operated parking brake uses the service shoes …
83Static electricity — For the science of static charges see Electrostatics Static electricity refers to the accumulation of excess electric charge in a region with poor electrical conductivity (an insulator), such that the charge accumulation persists. The effects of… …
84Smoke detector — A smoke detector is a device that detects smoke, typically as an indicator of fire. Commercial, industrial, and mass residential devices issue a signal to a fire alarm system, while household detectors, known as smoke alarms, generally issue a… …
85Dye laser — Close up of a table top dye laser based on Rhodamine 6G, emitting at 580 nm (yellow orange). The emitted laser beam is visible as faint yellow lines. The orange dye solution enters the laser from the left, and is pumped by a 514 nm (blue green)… …
86Ruger Mini-14 — The Mini 14 Type Semi automatic carbine (Mini 14) Assault rifle (AC 556) …
87Saturday night special — The phrase Saturday night special is pejorative slang used in the United States and Canada for any inexpensive handgun. Saturday night specials have been defined as compact, inexpensive handguns with low perceived quality; however, there is no… …
88R4 assault rifle — Infobox Weapon name=R4 caption=The LM5, a semi automatic version of the R5 assault rifle. origin=flag|South Africa type=Assault rifle is ranged=yes service=1970s–present used by=See Users wars=South African Border War, Haitian Civil War… …
89Heckler & Koch G36 — Infobox Weapon name=G36 caption=A G36 of the Bundeswehr. origin=flag|Germany type=Assault rifle is ranged=yes service=1997–present used by=See Users wars=Kosovo War, Afghan War, Iraq War, War in South Ossetia (2008) designer=Heckler Koch design… …
90Plymouth Valiant — Infobox Automobile name = Plymouth Valiant manufacturer = Plymouth parent company = Chrysler Corporation production = 1960–1976 class = Compact platform = A body layout = FR layout successor = Plymouth VolareThe Plymouth Valiant is an automobile… …
