Masini Faʻalua pepa masini lagona aofia ai 1 + 1 tuʻufaʻatasiga tuʻufaʻatasiga ma faʻaluaina vaega o MD vavae fausaga. 1 + 1 tuʻufaʻatasiga tuʻufaʻatasi BOM e aofia ai le lua eseese mafiafia o faʻavae mea. Uma o nei faavae mea mafai mafai ona suia i eseese fausiaina ma lapoʻa e fetaui ma le manaʻoga o eseʻese masini pepa. E faʻagaoioia tulaga maualuga meatotino pei o maualuga-fetaomi teteʻe, lelei fetuʻutuʻunaʻi, lelei permeability, lelei tele mautu, laʻititi elongation, sili lelei malosi malosiaga ma mafai ona aveʻesea lagona gaogao, tauaso faʻailoga pu, mataafi mata ma faʻapipiʻi le tele o ituaiga o fetaomi pei o : mataafi fetaomi, lagona gaogao fetaomi lolomi, tele-fetaomi, lapoa lapoa nip-roll fetaomi e mafai gaosia maualuga-vasega lolomi pepa, nusipepa, poto faapitoa, afifi pepa, maualuga-vasega laupapa laupapa ma isi