Search results
Results from the WOW.Com Content Network
In contrast to indirect methanol fuel cells, where methanol is reacted to hydrogen by steam reforming, DMFCs use a methanol solution (usually around 1M, i.e. about 3% in mass) to carry the reactant into the cell; common operating temperatures are in the range 50 to 120 °C (122 to 248 °F), where high temperatures are usually pressurized.
Sargent Fletcher was founded as Fletcher Aviation in 1940 [2] and bought by Cobham in 1994.. According to a 1991 report the company submitted to regional air quality officials, the company's El Monte chrome-plating plant showed the highest cancer-risk level of any business in the San Gabriel Valley. [3]
The main petroleum component used in blending avgas is alkylate, which is a mixture of various isooctanes. Some refineries also use reformate.All grades of avgas that meet CAN 2–3 [further explanation needed], 25-M82 [further explanation needed] have a density of 6.01 pounds per US gallon (720 g/L) at 15 °C (59 °F).
Podded engines on a Boeing 707.. A podded engine is a jet engine that has been built up and integrated in its nacelle.This may be done in a podding facility as part of an aircraft assembly process. [1]
The French armament company of Matra produced three types of rocket launcher for use with the SNEB 68 mm rockets: . Matra Type 116M rocket launcher – This is lightly constructed and used as an expendable rocket launcher pod with a frangible nose cone, loaded with 19 SNEB 68mm rockets which are fired in one rippled 0.5 second salvo with a time interval of 33 milliseconds between each rocket ...
In geometry, the small stellated 120-cell or stellated polydodecahedron is a regular star 4-polytope with Schläfli symbol {5/2,5,3}. It is one of 10 regular Schläfli-Hess polytopes . Related polytopes
In geometry, the grand 120-cell or grand polydodecahedron is a regular star 4-polytope with Schläfli symbol {5,3,5/2}. It is one of 10 regular Schläfli-Hess polytopes.
The Hydra 70 rocket is an American made 2.75-inch (70 mm) diameter fin-stabilized unguided rocket used primarily in the air-to-ground role. It can be equipped with a variety of warheads, and in more recent versions, guidance systems for point attacks.