- Latex faanatura e sili ona elasticity, ofuina tete'e, loimata tetee, umi
- O le fa'aogaina o le Vulcanization e fa'alelei ai luga o totigilima, e le faigofie ona pipii fa'atasi
- Fa'ailoga lima tulaga ese e fa'aleleia atili ai le fa'amafanafanaga, Fa'ailoga uiga ese o le pama e puipuia ai le maseesee lelei, u'u lelei, fesoasoani lelei mo le fufulu umukuka.
- Acid ma alkali siosiomaga ma mea lelei pa puipui, puipuia lima mai vailaau
- Lelei mo ta'avale, Fa'afouga Meaafale, Alamanuia Kemisi, Fa'amamaina o Aiga, Fufulu Ta'avale, Fa'ainisinia Fa'ainisinia, Galuega Fa'afale, Aquarium, Lab, Fa'ato'aga, ma isi.