most efficient load
91Pelton wheel — The Pelton wheel is among the most efficient types of water turbines. It was invented by Lester Allan Pelton (1829 1908) in the 1870s, and is an impulse machine, meaning that it uses the principle of Newton s second law to extract energy from a… …
92Bombing of Braunschweig in World War II — The Bombing of Braunschweig (or Brunswick) in World War II on the night of 14/15 of October 1944 by No. 5 Group Royal Air Force (RAF) marked the high point of the destruction of Henry the Lion s city in the Second World War. The air raid, part of …
93M39 Pantserwagen — Type Armoured car Place of origin  Netherlands …
94Crystal radio — Crystal set redirects here. For the Australian rock band, see The Crystal Set. A modern reproduction of an antique crystal set. It is tuned to different stations by moving the sliding contact (right) up and down the tuning coil (red). The device… …
95Aerial refueling — A C 17 Globemaster refuels through the boom of a Boeing KC 135 Stratotanker …
96Lancia Delta — See also: Lancia Delta S4 Lancia Delta Lancia Delta (3rd generation) Manufacturer Lancia Production …
97Coal-fired power station — Mohave Power Station, a 1,580 MW coal power plant near Laughlin, Nevada, out of service since 2005 due to environmental restrictions. SCE Mohave Generation Station (accessed 24/7/2008). A coal fired power station …
98Mercury regulation in the United States — is a set of laws and regulations limiting the maximum concentrations of mercury (Hg) that is permitted in air, water, soil, food and drugs. These laws and regulations are promulgated by U.S. Federal Agencies such as the Environmental Protection… …
99Messerschmitt Bf 109 variants — Main article: Messerschmitt Bf 109 Bf 109 Bf 109G 10, with Erla Haube canopy and taller, wooden vertical fin/rudd …
100Reinforced concrete — is concrete in which reinforcement bars ( rebars ), reinforcement grids, plates or fibers have been incorporated to strengthen the concrete in tension. It was invented by French gardener Joseph Monier in 1849 and patented in 1867.[1] The term… …
