S Stevers Member Messages 545 Location Mendip Hills Sep 9, 2024 #21 In the absence of electrolytic and chemical action some oxides protect the metal (copper, aluminium, lead), other's don't (your average steel). Corrosion isn't all bad!
In the absence of electrolytic and chemical action some oxides protect the metal (copper, aluminium, lead), other's don't (your average steel). Corrosion isn't all bad!