화산재가 · 화산재를
volcanic ash
Example
화산재 때문에 공항의 모든 비행기가 결항됐어요.
All flights at the airport were canceled because of volcanic ash.
Word parts
화 fire+산 mountain
화산 'volcano' + native 재 'ash'.
Good to know
Pronounced [화산째]: 재 becomes tense in this compound.
Related words