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Fire making, fire lighting or fire craft is the process of artificially starting a fire. It requires completing the fire triangle , usually by heating tinder above its autoignition temperature . Fire is an essential tool for human survival and the use of fire was important in early human cultural history since the Lower Paleolithic .
Claims for the earliest definitive evidence of control of fire by a member of Homo range from 1.7 to 2.0 million years ago . [1] Evidence for the "microscopic traces of wood ash" as controlled use of fire by Homo erectus, beginning roughly 1 million years ago, has wide scholarly support.
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Modern fire piston made from 1/2" PVC pipe, wood dowel, and rubber O-ring A fire piston consists of a hollow cylinder sealed at one end and open at the other. Sizes range in length from 3 to 6 inches (7.5 to 15 cm) with a bore about 0.25 inch (6–7 mm) in diameter, to 10 to 14 inches (25 to 35 cm) with a bore about 0.5 inch (14 mm) in diameter.
A fire striker is a piece of carbon steel from which sparks are struck by the sharp edge of flint, chert or similar rock. [ 1 ] [ 2 ] [ 3 ] It is a specific tool used in fire making . History
The Times called the book "an extraordinary achievement", and "a great read even if civilization does not collapse". [4] The Guardian described the book as a "terrifically engrossing history of science and technology". [5] Choice: Current Reviews for Academic Libraries described the book as "highly readable and engaging". [6]
In the making of firebrick, fire clay is fired in the kiln until it is partly vitrified.For special purposes, the brick may also be glazed. There are two standard sizes of fire brick: 9 in × 4 + 1 ⁄ 2 in × 3 in (229 mm × 114 mm × 76 mm) and 9 in × 4 + 1 ⁄ 2 in × 2 + 1 ⁄ 2 in (229 mm × 114 mm × 64 mm). [2]