Ni fɛnw dɔnniya yiriwara, nɛgɛberew bɛ ka yiriwa ka taa baarakɛcogo ɲuman na ani baarakɛcogo caman -baarakɛɲɔgɔnya siratigɛ la. Misali la, nɛgɛ min ka bon-zinki (min ka zinki hakɛ bɛ tɛmɛ 40%) kan, o bɛ dɔ fara a ka sɔgɔli kunbɛnni kan ni fɛnw farali ye a kan i n’a fɔ nikɛri ni aliminiyɔmu, k’a fanga mara k’a sɔrɔ a bɛ bɛn izini sigida gɛlɛnw ma. Nɛgɛ min tɛ plɔmu-lamini tiɲɛ (i n’a fɔ HWCuZn-1), microalloying fɛɛrɛ fɛ, o tɛ dan laadala plɔmu-nburuba nɔ na, nka a bɛ masinko ɲuman fana mara, ka ɛntɛrinɛti ni kuran baarakɛlaw ka sigida lakanani wajibiyalenw dafa. Ka fara o kan, nɛgɛ-basigilenw (i n’a fɔ nɛgɛ-grafite fɛnɲɛnamafagalanw berew) bɛ dɔ bɔ ɲɔgɔn na ka taa a fɛ ni sɔgɔsɔgɔninjɛ fasa dɔ farali ye a kan, o b’a jira ko baarakɛcogo bɛ se ka kɛ fɛnw na minnu bɛ sɛgɛn kosɛbɛ i n’a fɔ birikiw ni sigilanw.
