ignition potential
121Nuclear weapon design — The first nuclear weapons, though large, cumbersome and inefficient, provided the basic design building blocks of all future weapons. Here the Gadget device is prepared for the first nuclear test: Trinity. Nuclear weapon designs are physical,… …
122Lancia Delta — See also: Lancia Delta S4 Lancia Delta Lancia Delta (3rd generation) Manufacturer Lancia Production …
123Wood fuel — is wood used as fuel. The burning of wood is currently the largest use of energy derived from a solid fuel biomass. Wood fuel can be used for cooking and heating, and occasionally for fueling steam engines and steam turbines that generate… …
124Geoarchaeology — is a sub field of archaeology which uses the techniques and subject matter of geology and other earth sciences to examine topics which inform archaeological knowledge and thought.Geoarchaeologists study the natural physical processes that affect… …
125Car battery — A car battery is a type of rechargeable battery that supplies electric energy to an automobile [ Horst Bauer Bosch Automotive Handbook 4th Edition Robert Bosch GmbH, Stuttgart 1996 ISBN 0 8376 0333 1, pages 803 807 ] . Usually this refers to an… …
126Hydrogen fuel enhancement — is the process of using a mixture of hydrogen and conventional hydrocarbon fuel in an internal combustion engine, typically in a car or truck, to improve fuel economy, power output, or both. While the term may be used to refer to different ways… …
127Electric heating — is any process in which electrical energy is converted to heat. Common applications include heating of buildings, cooking, and industrial processes. An electric heater is an electrical appliance that converts electrical energy into heat. The… …
128Transformer types — Circuit symbols Transformer with two windings and iron core. Step down or step up transformer. The symbol shows which winding has more turns, but not usually the …
