Ọgwụgwọ Oxygen
Ngwaahịa ndị na-egbo mkpa ahụike nke ndị mmadụ. Dịka WHO si kwuo, ngwaahịa ndị a kwesịrị ịdị "n'oge niile, n'ọtụtụ zuru oke n'ụdị ọgwụ kwesịrị ekwesị, yana mma na ozi zuru oke, yana ọnụ ahịa onye ọ bụla na obodo nwere ike ịkwụ ụgwọ ya".
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JM-10A Ni – Ike dị elu, lita iri kwa nkeji, nke na-aga n'ihu na-agba ọsọ oxygen maka ngwa ahụike ndị ọzọ site n'aka Jumao
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JMC5A Ni- Igwe Ọdụdọ Oxygen Na-agagharị agagharị nke nwere ike ibugharị lita 5 nke ọgwụ site n'aka Jumao
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JM-3D – Ihe kacha nta n'ime ụlọ nke nwere oke ikuku oxygen nke lita 3 nke Jumao mepụtara