minus-squareshpuncle@lemmy.dbzer0.comtoEnvironment@sh.itjust.works•Used coffee grounds were charred at 350 degrees Celsius until they became a charcoal-like biochar. That material replaced 15 percent of the sand by volume in a concrete mixlinkfedilinkarrow-up0·19 hours agoWith an almost 30 percent in compressive strength, the amount of cement can also potentially be reduced. Anything is better than nothing, eh? Or should we deny anything that’s not everything? linkfedilink
With an almost 30 percent in compressive strength, the amount of cement can also potentially be reduced. Anything is better than nothing, eh? Or should we deny anything that’s not everything?