This layer serves as a shield, halting any further more corrosion, supplying aluminium its resistance to rust. Here’s a further think about the rusting, or rather, the corrosion technique of aluminium: The oxide coating is so skinny that it is transparent, so the aluminum retains its silvery metallic physical appearance. https://sheds-and-garages58890.idblogmaker.com/36430915/facts-about-aluminium-greenhouse-revealed