Attendees offered a prayer to 43 victims who died in 1991, and to another person who died in the pyroclastic flows that occurred on June 23, 1993. A pyroclastic flow is a deadly, fast-moving mix ...

Had lava formed, rather than a "pyroclastic current" there would likely have been survivors ... the city before the toxic ...

At 7:07am, the deadliest pyroclastic current struck - a nine-hour ground-hugging flow spreading scalding ... may have killed any of Pompeii's survivors, another study concluded.