1677 That’s a lot of concrete (media.patriots.win) posted 68 days ago by Tailgunnerjoe 68 days ago by Tailgunnerjoe +1677 / -0 137 comments share 137 comments share save hide report block hide child comments Comments (137) sorted by: top new old worst You're viewing a single comment thread. View all comments, or full comment thread. ▲ 4 ▼ – SBOJ_JOBS 4 points 68 days ago +4 / -0 Concrete has very high energy content as the key ingredients are transformed in a huge kiln, which is in addition to mining, transport, and processing costs. https://www.cement.org/cement-concrete/how-cement-is-made The huge blades are subject to very high stresses and wear. Disposal is literally a huge problem as modern blades are often 300+ feet (100m) each. permalink save report block reply
Concrete has very high energy content as the key ingredients are transformed in a huge kiln, which is in addition to mining, transport, and processing costs.
https://www.cement.org/cement-concrete/how-cement-is-made
The huge blades are subject to very high stresses and wear. Disposal is literally a huge problem as modern blades are often 300+ feet (100m) each.