Imashini zikora ibikoresho by'ubuhinzi zikora ibikoresho bya karuboni, zirinda kwangirika kw'ibikoresho
Ibicuruzwa byose bikozwe mu cyuma cya boron cyiza cyane, nyuma yo kubitunganya no kubitunganya mu buryo bushyushye, kugira ngo bigire imbaraga zihagije kandi bishobore kwangirika. Ibicuruzwa byoherezwa mu Burusiya, Lituwaniya, Esipanye n'ibindi bihugu, nyuma y'ibizamini byinshi bya markett byakozwe n'abakiriya, imikorere yabyo ni myiza cyane.













