Nkebi ahịrịokwu 1: Ụlọ ọrụ Switzerland na-egwupụta akụ̀ bụ́ Falconbridge Ltd. weghaara Xstrata n'afọ 2006. Nkebi ahịrịokwu 2: Ụlọ ọrụ Switzerland na - egwupụta akụ̀ bụ́ Falconbridge Ltd. zụrụ Xstrata n'afọ 2006. Ajụjụ: Ọ̀ bụ otu ihe ka ahịrịokwu nke mbụ na nke abụọ pụtara? Ee ma ọ bụ Ee e?
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