Of course you can't do blast furnace with a sand battery. But there is still a s... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

happosai on Sept 3, 2025 | parent | context | favorite | on: Finnish City Inaugurates 1 MW/100 MWh Sand Battery

Of course you can't do blast furnace with a sand battery. But there is still a sizable market for industrial heat in between 100c <> 400c.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact