11 h 58 min, 16 mai 1775 ans - S Shaped Drain
Description:
As part of continued sanitation development, Alexander Cummings, a watchmaker, developed the S-shaped pipe under the toilet basin to keep out smells.Ajouté au bande de temps:
Date:
11 h 58 min, 16 mai 1775 ans
Maintenaint
~ Il y a 250 ans