Ntinye usoro
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Ntinye usoro
A na-awụnye ntinye ego nke a na-ekwu maka ya (masị ama), ceramiiki, mineral na uhpc. A na-etinye ntinye ego ahụ 0-1 mm n'okpuru elu (dịka ndị ahịa chọrọ). Anyị nwere ike ime ka ntinye ihe na-agbagharị n'elu (0.01-0.025mm).