Muraayadaha waa walxo aan bir ahayn oo aan dabiici ahayn, oo guud ahaan laga sameeyay noocyo kala duwan oo macdan ah (sida quartz sand, borax, boric acid, barite, barium carbonate, limestone, feldspar, ash soda, iwm.) sida alaabta ceeriin ee ugu weyn. iyo in yar oo alaabta ceeriin ah oo caawimo ah ayaa lagu daraa.eeWaxaan...
Akhri wax dheeraad ah