粉ふんじん爆ばく発はつMeaningsNoun1. dust explosionOther spellings粉ふん塵じん爆ばく発はつUsage share unknownKanji used粉powder爆explosion発let outKanji in other spellings塵dustComposed of粉ふんじんdust; mine dust; mineral dust; airborne particles; fine powder; particulate matterNoun爆ばく発はつexplosion; detonation; blast; blowing up; eruption; outburst (of emotion); explosion (e.g. of anger); eruption (e.g. of discontent)Noun