Mea Fa'a'a'ai Fa'a'a'ai
Talosaga i le matagaluega o gaosiga o le tausiga o le siosiomaga, soifua maloloina ma faʻamaʻi faʻamaʻi suʻega vailaʻau, lafumanu, faʻamaʻi ma isi faʻalapotopotoga suʻesuʻe.O le tu'ufa'atasiga thermostatic deviceofwater ma BOD determination, siama, sigi, fa'ato'aga microorganisms, fa'asao, fa'ato'aga laau, fa'ata'ita'iga fa'atupuina.