Imagine water that flowed into drain hole being pumped back into the showerhead.

However, this is the operational principle of dishwashers.

E: I was hit by this thought after watching Alec’s* ramble on dishwasher detergents.

*E2: Alex -> Alec

  • ProbablyBaysean@lemmy.ca
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    2 hours ago

    Building off of this, some Japanese households will bathe then towel off and let the next person bathe in the same water and shower off after. Therefore there is a 2 stage cleaning cycle.

    I don’t have direct experience so call me out if I heard wrong.