The dark side of kerosene lamps: High black-carbon emissions
There are two kinds of electric lamps employed - the Arc lamp, and the Filamen lamp. In the arc lamp two carbon rods are placed with their points almost touching. The eletric
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Arc Lamps - How They Work & History
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Carbon Arc Lamps (Flame arc lamp)
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Duplex" Carbon Lamp | National Museum of American History
The carbon arc lamps which have been used in the lighting of U