noun
- the process or treatment of protecting metal from rust and corrosion
- a protective coating or substance applied to prevent rust
Examples
- The car dealership offered rustproofing as an optional service.
- Annual rustproofing helps extend the life of vehicles in snowy climates.
- The metal fence required rustproofing before installation.
- Professional rustproofing involves applying a protective wax coating.
- The rustproofing on the old truck had worn off after ten years.
- Many manufacturers include rustproofing in their warranty coverage.