Steam Engine museum @ Medemblik, Netherlands - Team-BHP
TIL "balls out" or "balls to the wall" has nothing to do with testicles. It refers to the governor a steam engine uses when running at full speed. : r/todayilearned
Steam engine regulator hi-res stock photography and images - Alamy
TIL "balls out" or "balls to the wall" has nothing to do with testicles. It refers to the governor a steam engine uses when running at full speed. : r/todayilearned
1.2 Motivation for Control Engineering
Balls to the Wall' Doesn't Mean What You Think It Does | by Jim Latham | Exploring History | Medium