The particles in a gas are moving very quickly in random directions. The speeds of the particles vary but, on average, they move quicker than they do in liquids or solids. This means that it does not ...

The movement and space between particles in a fluid affects the amount of pressure the fluid exerts. This means that the pressure in a fluid changes depending on its height, depth and temperature. The ...

After taking the precaution of ordering PG&E to reduce the natural gas pressure in the pipeline that ruptured in San Bruno, state regulators now are considering returning the pressure to full capacity ...

Mt. Olive, N.J.—American Sensor Technologies is offering the AST4900, a MEMS-based pressure sensor used for measuring gases and liquids in high-purity applications. Using Krystal Bond technology, the ...

BOSTON (AP) — The pressure in the natural gas pipelines prior to a series of explosions and fires in Massachusetts last week that killed one person and injured more than two dozen was 12 times higher ...