Gukoresha carburizing agent
Nkuko ikirango kizwi cyane ku isi cya sulfure nkeya kibarwa, gishushanya ibishushanyo mbonera no kugabanya ibicuruzwa biva mu miti, duharanira guha agaciro uruganda rukora ibyuma birenga 3000, inganda n’inganda mu bihugu 65 ku isi.Ubwa mbere, insyo zibyuma, mumashanyarazi pr ...