Tulaga lelei: malosi ma faʻalavelave, maualuga maʻaʻa, tetee atu i solvents organic ma le acid ma alkali corrosion, maualuga-vevela tetee
Leaga: tele
Pe a faʻatusatusa i isi palasitika, o mea PP e sili atu ona maualuga, ae e faʻasaʻo i vailaʻau vailaʻau eseese ma le maualuga o le vevela.E le gata i lea, e sili atu le faʻalavelave faʻafuaseʻi, ma faʻaleleia le puipuiga o atopaʻu.