3 ms·
Do you have a link explaining that? Cement is made by baking limestone in a kiln, so the energy inputs are really high. I thought it was up there with smelting
by droopyEyelids 6y ago
Do you have a link explaining that? Cement is made by baking limestone in a kiln, so the energy inputs are really high.
I thought it was up there with smelting.
- sradman 6y agohttps://en.wikipedia.org/wiki/Portland_cement#Environmental_effects https://en.wikipedia.org/wiki/Portland_cement#Environmental_...