This biodegradable rust remover takes off heavy rust without scrubbing; all you need to do is soak your parts in it. Evapo-Rust Rust Remover contains no acids, bases, solvents or other toxic ingredients so disposal is easy and safe. One gallon of this rust remover derusts up to 300 lbs. of heavily rusted steel without harming unrusted metal, plastic or PVC.

• Removes even heavy rust completely
• Easy to use, just soak parts in room temperature solution
• Requires no special equipment
• No acids, bases, solvents or other toxic ingredients
• Will not harm unrusted steel, safe on other metals
• Biodegradablecan be disposed of safely into sewer
• One gallon derusts up to 300 pounds of heavily rusted steel
• Will not affect plastic, PVC, Viton and most paints