Te Pūnaha Pungarehu Rere Kohao mō te Maka/Hanga/Te Whakakī Sima i te Puna Hinu
Te Pūnaha Pungarehu Rere Kohao mō te Maka/Hanga/Whakapiringa Sima i te Puna Hinu Whakaahuatanga Hua: Ko te Pūnaha Pungarehu, e kiia ana i ētahi wā ko te microsphere, he porowhita mama, kore mahi, kore mahi, he mea hanga nui ki te silica me te alumina, ā, kua whakakiia ki te hau, ki te hau kore mahi rānei., e hua ana i te nuinga o te wā...
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