but is delivered to the low flame spill through the oil change valve. with the ignition arc 'on', oil pressure builds up sufficiently to push open the piston valve in the burner. the atomized fuel is ignited and once the flame is established, control of the oil change valve and fan damper depends on steam...
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for sailing ships and windmills, and water power from fast-flowing rivers. we have also learned how to exploit biomass for fuel and even today many societies still depend on wood, peat and even cow dung for fuel. dramatic change came with the discovery and use of fossil fuels, these being energy dense...