Ubwiza buhebuje cyane, kandi umuguzi wikirenga ni umurongo ngenderwaho wo gutanga sosiyete iboneye kubakiriya bacu1 - methylpiperazin,Acide ya acetic,Tetrachloreylene PCE,Quinline. Dutegereje gufatanya nabakiriya bose baturutse murugo no mumahanga. Byongeye kandi, kunyurwa nabakiriya ni ugukurikirana ubuziraherezo. Ibicuruzwa bizatanga ku isi hose, nk'Uburayi, Amerika, Ositaraliya, muri Leta ya Arabiya, Bogota, umuhanga mu bikoresho byiza kandi byumwimerere kandi wumwimerere wo gutwara. Turashobora gukomera ku gutanga ibice byumwimerere kandi byiza ndetse ninyungu nkeya yinjije. Imana izaduha imigisha yo gukora ubucuruzi bwicuza ubuziraherezo.
Va ubutumwa bwawe