Umpteen years ago, a woman of my acquaintance said that her bathtub had a very poor supply of hot water. I glanced behind it--it was freestanding--turned a knob

Umpteen years ago, a woman of my acquaintance said that her bathtub had a very poor supply of hot water. I glanced behind it--it was freestanding--turned a knob till it stopped, and the hot water ran a lot better. To be sure, my last name reflects German ancestry, but so did hers.