Ubwoya bw'ikirahuri buri mu cyiciro cya fibre y'ibirahure, ikaba ari fibre yakozwe n'abantu.Ibikoresho nyamukuru ni umucanga wa quartz, hekeste, dolomite nandi mabuye karemano, hamwe nibikoresho bimwe na bimwe bya chimique nka soda ivu na borax bikoreshwa mu gushonga mubirahure.Muburyo bwashonze, flocculent thi ...
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