Buying a used Porsche can feel like a shortcut into the sports-car world, but hidden mechanical problems can turn that dream into a very expensive lesson. The following ten red flags are all tied to ...

Commercial airliners spend most of their working lives in parts of the atmosphere that the human body cannot tolerate for ...

Abstract: The paper presents a mathematical model of a piston compressor which is a part of an oxygen gas generator. Taking into account the structural parameters of the compressor, as well as the ...