This week, the EPA announced that it’s ditching part of the Clean Air Act’s guidance that made it harder to prove foreign emissions were affecting air quality in the United States. The move follows ...

PSI stands for pounds per square inch, the unit of measurement for tire pressure. When you hear your mechanic say your right tire's at 30 PSI, it means that's how much air pressure it has.

US & Canada, March 28, 2025 (GLOBE NEWSWIRE) -- According to a new comprehensive report from The Insight Partners, “the global Horizontal Directional Drilling (HDD) Market Size and Forecast ...

Horizontal directional drilling (HDD) is revolutionising underground construction ... to the rock motor but uses compressed air to activate a pneumatic hammer. The air pressure drives the hammer ...

State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, School of Materials Science and Engineering, Wuhan University of Technology, Wuhan 430070, P. R. China State Key ...