Dhammaan habka wax soo saarka ee guddiga gypsum waa hab aad u adag.Tallaabooyinka ugu muhiimsan waxaa loo qaybin karaa meelaha waaweyn ee soo socda: aagga calcination budada gypsum, aagga isku-darka qallalan, aagga isku-darka qoyan, goobta isku-dhafka, goobta samaynta, goobta mindida, goobta qalajinta, dhammaatay ...
Akhri wax dheeraad ah