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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 mix (scienceblog.com)
submitted 2 months ago by to c/environment@sh.itjust.works
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[–] 0 points 2 months ago (1 child)

I don't give a shit if you trust me or not.

You shouldn't depend on either of us. If it's important to you, do your own fuckin research.

Someone shows up that disagrees and your like, "I don't know who to believe!"

FFS, you are part of the problem. Grow a fucking spine.

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