Confusion and misinformation seem to be the order of the day when it comes to rating pneumatic valves. For instance, in a recent MACHINE DESIGN article ("Clearing the Air on Pneumatic Valve Ratings," ...

The Mississippi River has risen to an impressive level due to recent rainfall, according to DNR Area Hydrologist Nicola Blake-Bradley. On Friday morning, the river's flow rate clocked in at 19,700 ...