Imishini yamahlathi, imishini yezolimo, ama-blade omshini wokugunda utshani athengiswa kahle

Yonke imikhiqizo yenziwe ngensimbi ye-boron esezingeni eliphezulu, ngemva kokubumba nokucubungula ukwelashwa kokushisa, ukuqinisekisa ukuthi umkhiqizo unamandla anele kanye nokumelana nokuguguleka. Imikhiqizo ithunyelwa eRussia, eLithuania, eSpain nakwamanye amazwe, ngemuva kokuhlolwa okuningi kwe-markt ngamakhasimende, ukusebenza kahle kwawo kusezingeni eliphezulu.