Masin dɔ ye motor duniŋ ye sɔrɔ, ka polishing, filling, grinding, polishing, etc. luɔɔi ye sɔrɔ, ka baara kɛ ka ɲi. A bɛ̈n tɔ̈u ka cɔl dust cleaning structure, a bɛ̈n kɛ sababu ye ɣän ke luɔɔi bɛ̈n cɔl dust pollution. A bɛ̈n looi bɛ̈n looi bɛ̈n looi bɛ̈n looi bɛ̈n looi bɛ̈n looi bɛ̈n looi bɛ̈n looi bɛ̈n looi