A team of researchers from Finland has set up the world's first commercial-scale 'sand battery' that be used to store power generated from renewable sources for months at a time to solve the problem of year-round supply.
  • electrodynamica@mander.xyz
    71·
    3 years ago

    Seems remarkably inefficient. The article even says it can’t be used for electricity.

    Also, pretty sure it’s not the world’s first.