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Ibirimo Gusobanukirwa Coal Tar 10 Uruhare Mubicuruzwa bya karubone bitanga inzira yo gukoresha ibidukikije hamwe nibibazo byumutekano ejo hazaza hamwe ninganda zikirana coal tar 10 ntabwo ...
Ibirimo Gusobanukirwa Amakara Tar 4 Ikirangantego hamwe na karubone karuboni
Ibirimo Gusobanukirwa Amakara Tar 1 Gusaba Ingorane zigezweho no gutsinda Ubuhanga Ibihe bizaza n'Umusonga
Ibirimo Uruhare rw'amakara ya Bituminous mu kubaka inganda zikoresha mu bushishozi mu bushishozi bwa Shomei Yaofa Carbone Ibibazo byangiza Ibidukikije na Ura:
Ibirimo Gusobanukirwa Amakaragi Byuzuza Ibibazo Biterwa nibicuruzwa bishya muri Inkweto