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A type of Davy lamp with apertures for gauging flame height. The lamp consists of a wick lamp with the flame enclosed inside a mesh screen. The screen acts as a flame arrestor; air (and any firedamp present) can pass through the mesh freely enough to support combustion, but the holes are too fine to allow a flame to propagate through them and ignite any firedamp outside the mesh.
Tumble developed in the 19th century to house the anthracite miners who were employed at the nearby Dynant Fach and Great Mountain collieries. [1] Tumble was once served by Tumble Railway Station, a station built on the Llanelly and Mynydd Mawr Railway to allow the transportation of coal from the local mines to Llanelli Docks.
Post-World War II, the decline of the Welsh coal industry prompted efforts to re-employ miners with disabilities, many of whom suffered from pneumoconiosis (a lung disease prevalent among miners). Exacerbating the structural and economic nature of this crisis was The 1943 Workmen's Compensation Act , a landmark law addressing pneumoconiosis.
1920 Electrical lamp with built in accumulator 1924 Miners Lamp Committee – tests and recommendations 1950 Shale miner's electric safety cap lamp and battery pack made in England and supplied by Concordia Electric Safety Lamp Company Ltd, Cardiff. [13] [14] [15]
An acetylene gas miner's lamp. 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. Portable ...
The number of Americans filing new applications for jobless benefits unexpectedly rose last week and more people continued to collect unemployment checks at the end of November relative to the ...
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