![pyroclastic-flows-may-spread-swift-death-on-a-cushion-of-air](https://utterbuzz.com/wp-content/uploads/2019/05/pyroclastic-flows-may-spread-swift-death-on-a-cushion-of-air-640x427.jpg)
Scientists think they’ve figured out how pyroclastic flows, fast-moving bringers of death during volcanic events, can travel such incredible distances and speeds despite the friction between the volcanic material and the ground.
Scientists think they’ve figured out how pyroclastic flows, fast-moving bringers of death during volcanic events, can travel such incredible distances and speeds despite the friction between the volcanic material and the ground.