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Pyroclastic flow

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Revision as of 02:22, 18 February 2009 by Alexbot (talk | changes) (robot Adding: ko:화산쇄설류)
Pyroclastic flows going down Mayon Volcano, Philippines, in 1984.

A pyroclastic flow is a common result of volcanic eruptions. The flows are currents of hot gas, or tefra, during an eruption that sometimes causes rock falls.