Sentences with phrase «electrical costs still»
Researched, developed and implemented conversion of all exterior lighting from high cost Metal Halide or Mercury vapor lamps to CFL resulting in a 65 % savings in electrical costs still allowing the same Lumens.
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At the point on had market for electrical power in space, and it was still say 10 or 100 times what costs on earth, it will cheap enough to attract industry [which with addition demand drive electrical lower].
• The cost of a general distribution system for methane is orders of magnitude smaller than for major electrical grids, so areas still developing their energy systems can invest in local grids powered by small, re-deployable gas generators using a much cheaper distribution system that can also provide direct gas for heating, cooking, and other such purposes.