Mai ka ʻōpala a i ka waiwai: ʻO ka lua gula i hoʻohana ʻole ʻia ma ka ʻōpala ʻōmole PET Ua loli ka ʻōpala ʻōmole PET a i ʻole ka PET hana hou ʻia mai ke kaumaha o ka ʻōpala i mau kumuwaiwai waiwai. Hōʻike nā ʻano mākeke ʻōpala PET no ka ʻoihana hana hou plastik.
