ʻO nā pahu oxygen he mau pahu kiʻekiʻe no ka mālama ʻana a me ka lawe ʻana i ka oxygen. Hana ʻia lākou me ke kila hoʻoheheʻe ʻia e ka wela wela a me ke kaomi ʻana, a he cylindrical . Hoʻohana ʻia i nā haukapila, nā keʻena kōkua mua, a me nā hale hānai. ʻO ka oxygen cylinders nā lako lako oxygen kūpono no nā haukapila, nā keʻena kōkua mua, nā hale hānai, mālama home, hoʻopakele kahua kaua, mālama ola pilikino, a me ka oxygen hou i nā ʻano hypoxic like ʻole. He hoa pono no na ma'i, elemakule, wahine hapai, haumana, limahana kola keokeo, poe makaikai, tunnels, a me ka poe pii mauna.