Ikhabhoni ecushiwe I-aluminium particle I-Bentonite inhlabathi i-corundum I-ayoni powder i-magnesia I-iron phosphate I-Lithium carbonate I-graphite powder I-Lithium iron phosphate Ibhola leMagnesium Umhlaba ongavamile Isihlabathi se-silika Isihlabathi se-quartz I-silica gel particle I-silicon powder I-silicon carbide Isibhamu sensimbi