ʻO kēia huahana he ʻāpana kinipōpō keʻokeʻo, ʻaʻohe mea ʻawaʻawa, ʻono ʻole, hiki ʻole ke hoʻoheheʻe ʻia i ka wai a me ka ethanol.ʻO nā huahana AG-MS he ikaika kiʻekiʻe, haʻahaʻa haʻahaʻa haʻahaʻa, hiki ke hoʻololi i ka nui, pore volume, kikoʻī kikoʻī kikoʻī, bulk density a me nā hiʻohiʻona ʻē aʻe, hiki ke hoʻololi ʻia e like me nā koi o nā hōʻailona āpau, hoʻohana nui ʻia i ka adsorbent, hydrodesulfurization catalyst carrier, hydrogenation denitrification mea lawe hoʻoheheʻe, CO sulfur kūpaʻa hoʻololi catalyst lawe a me nā māla ʻē aʻe.