Muraayadaha caadiga ah ee ragga iyo dumarka, birta&acetate-ka leh muraayadaha indhaha, alaabada taxanaha ah waxaa lagu habeeyaa noocyo kala duwan oo jir ah si ay ugu habboonaadaan qaababka wejiga ee kala duwan, qiimuhuna wuxuu ku habboon yahay qaabka waddamada Bariga Dhexe.