A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Explosions in Alabama coal mines
From 1900 to 1939, 1005 or approximately 30 per cent of all fatalities in coal mines of Alabama were caused by fires or explosions of gas and dust; list of explosions from 1894 to 1929; explosions classified by type and by origin; explosions are preventable, to extent that precautions are adopted and maintained to eliminate them; use of permissible electrical and other equipment, permissible explosives, and adequate methods of ventilation and rock-dusting is necessary.
Explosions in Alabama coal mines
From 1900 to 1939, 1005 or approximately 30 per cent of all fatalities in coal mines of Alabama were caused by fires or explosions of gas and dust; list of explosions from 1894 to 1929; explosions classified by type and by origin; explosions are preventable, to extent that precautions are adopted and maintained to eliminate them; use of permissible electrical and other equipment, permissible explosives, and adequate methods of ventilation and rock-dusting is necessary.
Explosions in Alabama coal mines
U. S. Bur. Mines -- Information Cir
Cash, F.E. (author) / Humphrey, H.B. (author)
1930
8 pages
Report
English
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