Akụkọ ụlọ ọrụ
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NIJ Standard 0106.01
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Gịnị bụ teknụzụ elu nke efere mgbochi mgbọ?
Gịnị bụ teknụzụ elu nke efere mgbochi mgbọ? E nwere ọtụtụ ụdị teknụzụ elu nke efere mgbochi mgbọ, nke a na-ekewa n'ime ụdị abụọ: mkpuchi polyurea na mkpuchi ákwà. Mkpuchi ákwà bụ akwa ákwà mmiri na-adịghị ekpuchi gburugburu elu...GỤKWUO