Product Short Description: ideal for removing oil, rust, exhaust, waterline and transom stains on your Vessel. Removes rust and spot from any type of steel, stanchions and railings. Excellent for removing “rust bleeders” from the hull or deck without removing Paint from surface. Product Description: RXSOL ORG-4 is a unique stain and Spot absorbing Paste that serves a variety of purposes both ashore and Offshore. It's ideal for removing oil, rust, exhaust, waterline and transom stains on your Vessel. Removes rust and spot from any type of steel, stanchions and railings. Excellent for removing “rust bleeders” from the hull or deck without removing Paint from surface. Its non-abrasive quality means that it's safe to use on painted surfaces as well as on Pest-coat. Requires no sanding or compounding. Simply apply with a brush, sponge or cloth. Wait for 15 -20 minutes and then wipe off or rinse with copious amount of Water.