2) Enwere ike ịbanye nkwekọrịta nzuzo
3) nkwa nkwụghachi ụbọchị asaa
Ihe dị mkpa: anyị nwere ike ịnye ọ bụghị naanị ngwaahịa, mana ọrụ ngwọta teknụzụ!
Fe | Mn | Cu | Ca | Ni | Zn | Pb | Sn |
48ppm | 0.1pm | 0.06pm | 0.04pm | 7.4pm | 0.2pm | 0.14pm | 0.4pm |