Kupu bilenmanw ka baarakɛcogo

O fɛn in ka ductility ani plasticity ye fɛɛrɛ wɛrɛ ye min bɛ sɔrɔ nɛgɛbere bilenmanw na. A janya karilen kɔfɛ a ka c’a la, o bɛ tɛmɛ 40% kan, wa nɛnɛ baara waati, a gɛlɛya bɛ se ka ladilan siɲɛ caman ni sɔgɔli kɛcogo ye walasa ka fɛn dilanni wajibiyalen suguya caman dafa k’a ta ɛntɛrinɛti yɔrɔ tigitigiw la ka se izini yɔrɔbaw ma. O jogo in b’a to nɛgɛbere bilenmanw bɛ se ka fɛn tiɲɛnenw hakɛ dɔgɔman jira ani ka baarakɛcogo ɲumanba jira walew la i n’a fɔ u sɔgɔli, u sɔgɔli, ani u kɔrɔta, o b’a to u bɛnnen don kɛrɛnkɛrɛnnenya la ka ɲɛsin jɔli yɔrɔ gɛlɛnw dilanni ma jamaba la.