Color me a bit skeptic that such a filtration system can remove soap and oil residue from used shower water.
https://www.theseus.fi/bitstream/handle/10024/92876/Thesis.pdf?isAllowed=y&sequence=1
I guess they’ve done quite a bit of research. Not sure I’m qualified to comment on the validity of their conclusions.
I’m also curious how frequently the filter materials need to be replaced.




















Pull your wallet out in public.