O uiga o oloa o paipa uʻamea faʻapipiʻiina palasitika i totonu ma fafo 1. Tulaga tumama, e le oona, e le faʻaleagaina, e le o ni microorganism, faʻamautinoaina le lelei o le suavai 2. Teteʻe atu i vailaʻau faʻamaʻi, eleele ma le gataifale biological corrosion, cathodic disbondment 3. O le faʻapipiʻiina o le faagasologa o le. matua, faigofie...
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