WD-40 removes tough residues, scuffs, grease, and marks on many surfaces. The product is useful in kitchens, bathrooms, living rooms, and bedrooms. Avoid food-contact surfaces, slippery floors, ...
3. Remove Lime Stains From Porcelain Your toilet or sink can benefit from WD-40 if you have hard water that leaves lime stains in the toilet bowl. Spray inside your toilet with WD-40 and clean ...