ʻenehana
Hana ʻia kēia pūʻulu kalapona i loko o ke ʻano pauka mai ka sawdust, ka lanahu a i ʻole ka ʻili hua hua me ka maikaʻi a me ka paʻakikī, hoʻāla ʻia ma ke ʻano kemika a i ʻole ka wai wela kiʻekiʻe, ma lalo o ke kaʻina hana ma hope o ke ʻano hoʻomaʻemaʻe ʻepekema.
Nā hiʻohiʻona
ʻO kēia mau pūʻulu kalapona i hoʻāla ʻia me ka nui o ka ʻāina, hoʻomohala i ka microcellular a me ka mesoporous structure, adsorption nui nui, kānana wikiwiki kiʻekiʻe etc.