Mea e fa'amafanafana ai mo transformers e fa'asusu i le suāuu: 1) Laʻau faʻapipiʻiina, tootoo ma vaega masini 2) Laupapa fa'aliliu ma vaega fa'amafanafana 3) Pepa malo ua fa'apipi'i, fusi pa'ō po'o le auala suau'u fa'amālūlūina 4) Fusi ie pa'epa'e eletise, fusi tioata E, fusi fa'apu'upu'u 5) Pepa fa'ailoga taimane, pepa ua uma ona fa'asusuina, pepa uaea 6) Paipa pepa phenolic, paipa pepa ma paipa pepa crepe 7) O la'au ma nati phenolic e leai ni foliga