Nā huahana
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ʻO ka pumice, i kapa ʻia ʻo ka pumice a i ʻole ka pumice, loaʻa kahi puʻupuʻu liʻiliʻi (0.3-0.4), he pōhaku porous, māmā, glassyacid volcanic exuded rock, a ua like kona haku me ka rhyolite. He pele aniani porous ia i hana ʻia e ka condensation o ka pelemaka hoʻoheheʻe ʻia ma hope o ka hū ʻana o ka lua pele, a ʻo kona mau pores ma kahi o 50% a ʻoi aku paha o ka nui o ka pōhaku. He pele aniani porous ia i hana ʻia e ka condensation o ka pelemaka hoʻoheheʻe ʻia ma hope o ka hū ʻana o ka lua pele, a ʻo kona mau pores ma kahi o 50% a ʻoi aku paha o ka nui o ka pōhaku.
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ʻO ka māmā māmā e hoʻohana ana i ka pālolo a i ʻole lele lehu, ʻo ka biological sludge e like me ke kumu kumu nui, ma o ke ʻano kiʻekiʻe o ka wela wela, E like me ke ʻano o ka aggregate māmā, loaʻa i ka ceramic māmā nā hiʻohiʻona o ka haʻahaʻa haʻahaʻa, ikaika kiʻekiʻe, kiʻekiʻe o ka wai absorption rate, mālama wela, insulation wela. , pale ahi, pale seismic a pela aku. Hiki ke hoʻohana nui ʻia. Hiki iā ia ke hoʻololi i ke one maʻamau a me ka pōhaku e hana i ka ʻāpana māmā, hoʻohana ʻia e like me ka mea kānana wai hoʻomaʻemaʻe, adsorbent, permeable pavement material, a hiki ke hoʻohana ʻia e like me ka mahiʻai, ka māla lepo ʻole o ka mahiʻai ʻana, a me nā panela alahaka, nā poloka hollow a me nā mea hana ʻē aʻe. .
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ʻO ke one koʻa he mau ʻāpana koʻa a i ʻole nā pūpū me ka hoʻokuʻu mau ʻana o ka calcium carbonate. ʻOkoʻa ka nui a me ka nui o nā ʻāpana. ʻO ka hiʻohiʻona nui o ke one ʻākoʻa ʻo ia ka waiwai i nā micropores, kūpono no ka nui o nā huakini biochemical e ola ai, a hiki ke hoʻohana ʻia ma ke ʻano he kānana hoʻomoe.
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ʻO ka lime kahi mea hale maʻamau i ka ʻoihana kūkulu i kēia manawa, ma o ke ʻano o ka hana ʻana e hiki ke hoʻohua i ka lime wikiwiki, ka lime hydrated, ʻo ka mea maka nui ka limestone.