I’ve been asked by my fellow explorers to get some rock samples from Mount Vesuvius, but it’s an active volcano, so I’ll need to watch out for things like lava flow. Lava is very hot molten ...

I’ve been asked by my fellow explorers to get some rock samples from Mount Vesuvius, but it’s an active volcano, so I’ll need to watch out for things like lava flow. Lava is very hot molten ...