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In 1878 Kenyon convinced his chief to make the necessary hole in the building and install the pole, after agreeing to pay for any necessary maintenance. The company crafted a pole out of a Georgia pine beam by shaving and sanding it into a 3-inch (7.6 cm) diameter pole which they gave several coats of varnish and a coat of paraffin. [4]
The rod, perch, or pole (sometimes also lug) is a surveyor's tool [1] and unit of length of various historical definitions. In British imperial and US customary units , it is defined as 16 + 1 ⁄ 2 feet , equal to exactly 1 ⁄ 320 of a mile , or 5 + 1 ⁄ 2 yards (a quarter of a surveyor's chain ), and is exactly 5.0292 meters.
A short piece of fire hose, usually 10 to 20 feet (6.1 m) long, of large diameter, greater than 2.5 inches (64 mm) and as large as 6 inches (150 mm), used to move water from a fire hydrant to the fire engine, when the fire apparatus is parked close to the hydrant.
The pole's original use in the fire service was to pull down walls and neighboring buildings to stop a fire's spread. Modern firefighting pike poles are usually of fiberglass, between 4 feet to 12 feet long, and used to search for fires hidden behind walls and ceilings, to pull items from intense heat and flames, and to ventilate structures by ...
A rood is also an obsolete British unit of linear measure between 16 + 1 ⁄ 2 and 24 feet (5.0–7.3 m). It is related to the German Rute and the Danish rode. [4] [5] The original OED of 1914 said this sense was "now only in local use, and varying from 6 to 8 yards" (or 18 to 24 ft, "Rood", II.7).
The UK statute chain is 22 yards, which is 66 feet (20.1168 m). This unit is a statute measure in the United Kingdom, defined in the Weights and Measures Act 1985. [6] One link is a hundredth part of a chain, which is 7.92 inches (20.1168 cm).
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Diameter of the projectile in 5.56×45mm NATO ammunition 10 −2: 1 centimeter 20 mm Approximate width of an adult human finger: 54 mm × 86 mm Dimensions of a credit card, according to the ISO/IEC 7810 ID-1 standard 73–75 mm Diameter of a baseball, according to Major League Baseball guidelines [28] 10 −1: 1 decimeter 120 mm