cyclic capacity
41Deforestation — For other uses, see Deforestation (disambiguation). Jungle burned for agriculture in southern Mexico …
42Hydrogen peroxide — IUPAC name …
43Machine pistol — This article is about full auto or burst capable pistols. For semi automatic weapons, see semi automatic pistol. A fully automatic Steyr M1912, which was used as a side arm by the Austro Hungarian Army A machine pistol is a handgun style,[1]… …
44Stirling engine — Alpha type Stirling engine. There are two cylinders. The expansion cylinder (red) is maintained at a high temperature while the compression cylinder (blue) is cooled. The passage between the two cylinders contains the regenerator …
45History of the petroleum industry in Canada (oil sands and heavy oil) — Canada s oil sands and heavy oil resources are among the world s great petroleum deposits. They include the vast oil sands of northern Alberta, and the heavy oil reservoirs that surround the small city of Lloydminster, which sits on the border… …
46art conservation and restoration — Maintenance and preservation of works of art, their protection from future damage, deterioration, or neglect, and the repair or renovation of works that have deteriorated or been damaged. Research in art history has relied heavily on 20th and… …
47Neo-Piagetian theories of cognitive development — For more information, see Piaget s theory of cognitive development, Cognitive development and Intelligence. Psychology …
48Orthogonal frequency-division multiplexing — Passband modulation v · d · e Analog modulation AM · …
49Helicopter rotor — This article is about helicopter main rotor systems. For antitorque control, see tail rotor. Helicopter rotor The rotor head of a Sikorsky S 92 A helicopter main rotor or rotor system is a type of fan that is used to generate both the aerodynamic …
50South Pars / North Dome Gas-Condensate field — South Pars / North Dome Field …
