atmospheric brake
121Exhaust gas — A diesel powered truck emits a large amount of exhaust gas while starting its engine. Exhaust gas or flue gas is emitted as a result of the combustion of fuels such as natural gas, gasoline/petrol, diesel fuel, fuel oil or coal. According to the… …
122Aircraft catapult — An aircraft catapult is a device used to launch aircraft from ships in particular aircraft carriers as a form of assisted take off. It consists of a track built into the flight deck, below which is a large piston or shuttle that is attached… …
123De Dion-Bouton — …
124Greenland ice sheet — The Greenland Ice Sheet is a vast body of ice covering 1.71 million km², roughly 80% of the surface of Greenland. It is the second largest ice body in the world, after the Antarctic Ice Sheet. The ice sheet is almost 2,400 kilometers long in a… …
125Tether satellite — A tether satellite is a satellite connected to another by a thin cable called a tether. The space tether idea had its origin in the late 1800s. The idea became more popular in the 1960s, and subsequently NASA examined the feasibility of the idea… …
126Space shuttles in fiction — Even before the first space shuttle was launched, science fiction filmmakers were featuring the craft in their productions. The laws of physics have traditionally been no impediment to creativity, as some of the following demonstrate:On screenThe …
127Electrodynamic tether — Electrodynamic tethers are long conducting wires, such as the one deployed from the tether satellite, which can operate on electromagnetic principles as generators, by converting their kinetic energy to electrical energy, or as motors, converting …
128Deicing boot — The black rubber deicing boot on the wing of a Bombardier Dash 8 Q400 passenger aircraft is inflated with air, producing ridges to crack and dislodge any accumulated ice …
