A-1000 Rust Converter is a specially formulated tannin based converter. It is designed for use in industries such as ship building, mining, aviation, and others where metal corrosion and rusts are a major problem. How does A-1000 works? A-1000 converts rust to a stable black surface of iron, tonnate/ hematite and magnetite adhering to the parent metal. Coverage: Approximately 8 -1 0 m sq. per liter depending on the application. Safety: Non toxic, non flammable, non hazardous to the environment. In case of skin contact, A-1000 can be washed off with running water.