I-Boron carbide yikristale emnyama ene-metallic luster, ekwabizwa ngokuba yidayimani emnyama, eyeyezinto ezingezizo ezentsimbi.Okwangoku, wonke umntu uqhelene nempahla ye-boron carbide, enokuthi ibe ngenxa yokusetyenziswa kwezixhobo ze-bulletproof, kuba inoxinano oluphantsi kakhulu ...
Funda ngokugqithisileyo