When we think of swimming pools, we typically think of large fiberglass, plastic, or concrete constructions full of pristine, clear water. They’re usually maintained in this state with the regular addition of chlorine or other chemical. These kill biological stuff and help filter out dirt and other detritus. However, [David] likes to do things differently, as he demonstrates with a tiny plunge pool built inside his greenhouse.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/03/24/building-a-tiny-organic-swimming-pool-with-natural-filtering/