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If iron oxidizes, it turns in to rust
by djxfade 5y ago
If iron oxidizes, it turns in to rust
- hutzlibu 5y agoAnd then the oxidized layer protects the rest of the iron.
- ClumsyPilot 5y agoThis is how weathering steel works, but for all other cases the instructions are to remove the oxidized layer and apply a protective coat of paint, because rust is typically pourous and provides no protection, but traps moisture. Also stainless steel has an oxidised protective layer, but its transparent so we don't call it rust