• carpoftruth [any, any]@hexbear.net
    link
    fedilink
    English
    arrow-up
    9
    ·
    10 days ago

    Grinding anything super fine is very energy intensive. It isn’t clear from the article if the steelmaking improvements also include accounting for the additional grinding of iron ore on the way in. If it does, awesome, if not, that is a very big cost to ignore.