ʻAʻole wale nā mea haumia biodegradable i loko o ka wai ʻino o ka hale pepehi kanaka, akā aia pū kekahi nui o nā microorganism ʻino e hiki ke hoʻoweliweli inā hoʻokuʻu ʻia i ke kaiapuni. Inā ʻaʻole mālama ʻia, hiki iā ʻoe ke ʻike i ka pōʻino nui i ke kaiapuni kaiaola a me nā kānaka.
Ua kūʻai ʻo Yurun Group i ʻehā mau mīkini kānana kāʻei e mālama i ka wai ʻino o ka hale pepehi kanaka a me ka wai ʻino o ka hana ʻiʻo mai ka makahiki 2006.
Ua kono ʻia ʻoe e kipa i kā mākou mau hale hana a me ke kaʻina hana hoʻohemo wai sludge no kā mākou mea kūʻai aku i ka ʻoihana meaʻai o kēia manawa.