M7_Pressure+Me!

=Here's one interesting website on the gas turbine engine: [|Gas Turbine Engine]= = __Points of discussion:__ Volume of gas and compressibility = = - It is inaccurate to say that a gas has no definite volume. Volume of gas is fixed at a particular temperature and pressure. = = - But a gas can be easily compressed, that is pressed together to __occupy less space__. = = = = Another website about hydraulic pumps in cranes, car brake systems, etc : [|Hydraulic Pumps] = = To know more about hydraulics, you can read the document, =