1. substances or coatings applied to metal surfaces to prevent or inhibit rust formation
Usage: usually plural or used as a mass noun

1. designed to prevent or resist rust; having rust-preventative properties

Examples

• The manufacturer applied several antirusts to protect the steel framework from corrosion.
• These antirust coatings are effective in humid environments.
• The antirust paint extends the lifespan of outdoor metal structures.
• Modern antirusts contain advanced chemical compounds that bond to metal surfaces.
• We used antirust spray on the bicycle chain to keep it in good condition.
• The antirust treatment was applied before the metal was exposed to saltwater.