https://archive.is/GvTQO

  • ☆ Yσɠƚԋσʂ ☆@lemmy.ml
    hexagon
    ·
    17 hours ago

    some more info

    https://www.marineinsight.com/shipping-news/china-builds-worlds-first-boron-ramjet-engine-to-launch-underwater-weapons-at-supersonic-speeds/

    looks like boron reacts with water at 700-800 C so maybe they run cooler in water to avoid liquid oxide?