Permatex Rust Dissolver Gel does the job when it comes to a specialty cleaner designed to dissolve rust, clean plastic or remove gum and deposits from parts. This gel chemically dissolves rust from all iron and steel surfaces. Just brush or spray on and wash off rust with a cloth, replacing tough sanding and scraping. Permatex offers a complete line of professional strength cleaners and degreasers, each formulated to the highest standards and quality.