Rust inhibitors are another effective way to protect your car during winter. These sprays or treatments create a protective layer over vulnerable areas, such as the undercarriage and wheel wells.

This clear top coat from Rust-Oleum is suitable for a wide range of surfaces including wood, metal and ceramics and provides long-lasting surface protection. The fast-drying formula seals, protects ...

Aluminium does not rust or corrode, because its surface is protected by a protective layer of aluminium oxide. This prevents the metal below from coming into contact with air (containing oxygen).

The protective coating on canning lids can wear down, and once the metal underneath gets exposed, rust starts to form. But here's the big question: Is your food still safe, or do you have to throw ...