Kit me yubu gin ma ki lwongo ni Sodium Sulfide
Yo me dwoko piny carbon: Sodium sulfate ki juku ki dwoko piny kun kitiyo ki anthracite coal onyo jami mukene ma ki loko ne. Yub man ki keto maber, ki jami ma yot ki tic, ki tiyo ki jami ma wel ne lapiny, ma nonge oyot.

Gin ma ki lwongo ni red/yellow sodium sulfide flakes ma rwom ne lamal, ki gwoko maber i kare me tic, rwom ma rwate pi dul acel acel, ki ki twero miyo ne madwong.