Fuel Cell - An electrochemical device that converts chemical energy directly into electricity. The ratio of heat produced by a fuel for doing work to the available heat in the fuel. Fuel Grade Alcohol - Usually refers to ethanol to 160 to 200 proof. Fuel Oil - Any liquid petroleum product burned for the generation of heat in a furnace or firebox, or for the generation of power in an engine. The amount of fuel necessary to generate one kilowatt- hour of electricity.
Fungi are decomposers of waste organisms and exist as yeast, mold, or mildew.
Furling - The process of forcing, either manually or automatically, a wind turbine's blades out of the direction of the wind in order to stop the blades from turning. A combustion heating appliance in which heat is captured from the burning of a fuel for distribution, comprised mainly of a combustion chamber and heat exchanger. Fuse - A safety device consisting of a short length of relatively fine wire, mounted in a holder or contained in a cartridge and connected as part of an electrical circuit. Copyright 1999-2001 Electro Industries, Inc. unless otherwise noted. All rights reserved.