- cross-posted to:
- solarpunk@slrpnk.net
- cross-posted to:
- solarpunk@slrpnk.net
Scientists strengthen concrete by 30 percent with used coffee grounds::Researchers in Australia have found a new use for old coffee grounds: concrete doping!.
Scientists strengthen concrete by 30 percent with used coffee grounds::Researchers in Australia have found a new use for old coffee grounds: concrete doping!.
Makes sense if you were working with strong acids. Bleach or baking soda might’ve had a similar effect.
Was domestic so plenty of urine from blocked drains I guess
Ah, I see what you mean now by “dirty”.