Upena mahiai
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Nā huahana palaki mahiʻai HDPE ʻupena no ka ʻupena kīhāpai hale ʻōmaʻomaʻo mahiʻai
Upena pepeke no ka mahiai,It
hiki ke hoʻopaʻa maikaʻi i nā ʻano pepeke āpau, ʻO ke kaumaha māmā, ka transmittance māmā kiʻekiʻe. Hiki ke hoʻohana ʻia i ka mahiʻai, nā māla, nā māla, etc.