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Keywords:
ACCIDENTS,
MINES,
LAMPS,
COAL,
DUST,
COLLIERIES,
EXPLOSIONS,
MINING,
SAFETY,
FIREDAMP,
AIR,
GAS,
MINERS,
EXPLOSIVES,
EXPERIMENTS,
DEATHS,
METALS,
VENTILATION,
INSTRUMENTS,
LIGHTING,
LIGHTS,
ILLUMINATION,
BAROMETERS,
LIME,
CARTRIDGES,
PREVENTION,
GOAVES,
DAMPING,
SHOTFIRING,
GUNPOWDER,
ELECTRICITY,
LIGHT
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© Thomas Telford and ICE
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