Just one of those things that hit me the other night as I was stepping into the shower.
One answer I found was: John Michael Kohler did when he enameled a cast iron horse trough in 1883.
The concept of bathing goes way back. Further research showed that the Greeks had baths with drainage as far back as 1700 B.C.
Of course, this question also leads to who invented showers?
That answer was found here.
Let’s see what other Cliff Clavin like questions I can come up with tonight’s shower.