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A carbide lamp or acetylene gas lamp is a simple lamp that produces and burns acetylene (C 2 H 2), which is created by the reaction of calcium carbide (CaC 2) with water (H 2 O). [ 1 ] Acetylene gas lamps were used to illuminate buildings, as lighthouse beacons, and as headlights on motor-cars and bicycles.
Most miners' lamps have now been replaced by electric lamps. Carbide lamps are still used for mining in some less wealthy countries, for example in the silver mines near Potosí, Bolivia. Carbide lamps are also still used by some cavers exploring caves and other underground areas, [17] although they are increasingly being replaced in this use ...
1909 Cap (helmet) lamps introduced in Scotland 1911 Prize offered for best electrical lamp 1911 Coal Mines Act made requirements for pit managers to take examinations, where can be used (including electrical), etc. 1920 Electrical lamp with built in accumulator 1924 Miners Lamp Committee – tests and recommendations
Coal miners wearing headlamps in 1946. At the end of the shift the lamps would be checked into the lamp house for recharging and maintenance. Carbide lamps were developed around 1900, and continued to be used after the introduction of battery lamps, which initially had poor battery life. Battery-powered headlamps with incandescent bulbs were ...
A similar disaster eighteen years later in Illinois, the 1932 Moweaqua Coal Mine disaster, helped spur efforts to end the legal use of flammable carbide-acetylene lamps in U.S. coal mines. The Eccles No. 5 mine resumed operations after the disaster, and continued in operation until 1928; the coal seam utilized by the mine continued to be ...
The company produced a variety of electric lighting appliances such as railway signaling handlamps and torches, as well as portable Ni-Cd batteries. The production of carbide lamps ceased in 1958, and that of gasoline lamps in 1960, the company henceforth manufacturing electric miner's lamps only. [11]
The Sussmann lamp [58] was introduced into Britain in 1893 and following trials at Murton Colliery in Durham it became a widely used electric lamp with 3000 or so reported by the company in use in 1900 [59] However, by 1910 there were only 2055 electric lamps of all types in use – about 0.25% of all safety lamps. [60]
The miners, now trapped and unsure when and if help would arrive, attempted to ration the remaining food from their lunches. [4] However, the food ran out before the second day, and the only nourishment they had left was tea they made from birch bark scraped from the wooden planks lining the mine walls and heated with the miners' carbide lamps. [2]
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