The acid solution will warm up even if the spring isn’t compressed, due to the heat of reaction as the acid dissolves the metal. If the spring is compressed, it will warm up slightly more. As each ...

Compressor efficiency might not sound like the most exciting topic in the world, but consider this: the hotter the world gets – and the wealthier its developing countries become – the more air ...

Compressed air is critical in many industrial and nonindustrial applications, including powering pneumatic tools and conveyor systems, cleaning equipment and airfilling amusement park objects. While ...

Economic analyses demonstrate the operational benefits of using particular energy recovery and scrubber technologies on natural gas transmission systems. The first article of this series, presented ...

Pacific Gas & Electric is stepping into high-risk energy experimenting with the government go-ahead to spend $50 million on the first phase of a compressed air energy storage demonstration project.