O le vaega fa'avevela o lo'o i le vaega muamua o letoe fa'amama so'o masini, preheating ma faʻamafanafanaina le laupapa PCB, faʻagaoioia lefa'apipi'i solder, volatilizing vaega o le solvent, ma evaporating le susu o le laupapa PCB ma vaega, aveesea le popole i totonu.
Taimi meli: Sep-27-2022