>>141
書かれてるじゃん…

Cutting back on warm water. Likewise, in public buildings, instantaneous water heaters or hot water tanks should be switched off if they are mainly used for washing hands. Exceptions are made for medical facilities, schools, and daycare centers. Some cities go even further. There, the showers in swimming pools and sports halls will remain unheated

https://www.google.com/amp/s/amp.dw.com/en/germanys-energy-saving-rules-come-into-force/a-62996041