In large earth moving equipment, like dump trucks and loaders, there is often a magnet in the transmission. The purpose of this magnet is to catch the metal filings that wear off the gears in the transmission. If those little pieces of metal were to stay in the fluid, they would cause greater wear on…

When was the last time that you used the stars to navigate? Stars? We don’t even use printed maps anymore. We pull up “maps” on our smart devices and away we go. It wasn’t that long ago when stars were used for navigation, and today we still have a vestige of that practice: the North…