Central Station Management

50 cents Alternating Current amount of light ampere-hour amperes artificial respiration boiler British Thermal Unit burns buyers called candle-power capacity carbon cent central station manager cloth coal combustion commercial competition considered consumed consumption cooking cost device direct current dollars earnings effect efficiency elec electric heating electric light energy engine evident expense fact factory fire follows forced fuel furnace gases give globes grate horse-power Hotel Lighting hour idea illumination Illustrated increased installation interest investment John Hopkinson joules kilowatt kilowatt-hour labor latent heat less loss means ment method minimum charge motor necessary obtained operation plant pounds practical prepayment meters pressure problem produce profit public service rays reason reduced result steam street supply surface temperature things Thomas Huxley tion to-day tricity tungsten lamps units voltage walls wasted watt meter Welsbach mantles wiring