• starman2112
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    1 year ago

    Most cements melt at a higher temperature than most lava gets to, so it would be solid chunks of cement getting blasted miles out when the pressure builds high enough to erupt

    • FleetingTit@feddit.de
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      1 year ago

      It probably wouldn’t melt, but if you heat moist concrete it will spall ans crumble to bits before too long.