Will a Volcanic Eruption Be a Burp or a Blast?

Ancient volcanic eruption destroyed the ozone layer

Most volcanic eruptions on Earth involve liquid rock. In some places, including Enceladus, you get cryovolcanism — where slushy ices flow like lava. What about liquid metal? Ferrovolcanism is thought to be common in space but has never been seen, so volcanologists on Earth decided to make their own.

Scientists Have Figured Out What Triggers Large-Scale Volcanic Eruptions