Hoʻokumu ʻia ke kalapona hoʻāla ʻia e ka oal ma o nā kaʻina hana e like me ka carbonization, hoʻoluʻu, hoʻōla, a me ka holoi ʻana. ʻO kona hiʻohiʻona he ʻeleʻele cylindrical activated carbon, amorphous coal particle activated carbon, ʻike ʻia hoʻi he carbon crushed. ʻO ka carbon activated cylindrical, i ʻike ʻia ʻo ka carbon columnar, hana ʻia mai ka pauka maka a me nā mea paʻa, i hui ʻia, extruded, a laila carbonized, activated, a me nā kaʻina hana ʻē aʻe. Hiki ke hoʻokuʻu ʻia me ka hoʻohana ʻana i ka pauka i hoʻāla ʻia a me ka binder. Ua hoʻomohala i ka hoʻolālā pore, ka hana adsorption maikaʻi, ka ikaika mechanical kiʻekiʻe, maʻalahi e hana hou, a me ke kumukūʻai haʻahaʻa; Hoʻohana ʻia no ka hoʻomaʻemaʻe ʻana i nā kinoea ʻawaʻawa, ka hoʻomaʻemaʻe kinoea hoʻomaʻemaʻe, ka hoʻomaʻemaʻe wai hoʻomaʻemaʻe ʻoihana a me ka home, ka hoʻihoʻi ʻana i ka solvent, a me nā mea ʻē aʻe.