Ekoulman piwoklastik
Ekoulman piwoklastik se yon nyaj gaz, sann ak lòt sibstans vòlkanik ki ka detwi lavi, ki deplase rapid epi ki pwodui nan yon eklatman vyolan.[1]
Referans
[modifye | modifye kòd]- ↑ « Kopi achiv » (PDF). Archived from the original (PDF) on 2011-07-28. Retrieved 2010-08-04.