Nkebi ahịrịokwu 1: Ebumnuche bụ isi bụ ibuli ọkwa mba nke sayensị colloidal. Nkebi ahịrịokwu nke abụọ: Ebumnuche bụ isi bụ ibuli ọkwa mba nke sayensị colloidal. Ajụjụ: Ọ̀ bụ otu ihe ka ahịrịokwu nke mbụ na nke abụọ pụtara? Ee ma ọ bụ Ee e?
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