Unsightly yellow stains on your toilet seat can be a headache to get rid of, not to mention embarrassing when you have guests over. But according to a professional cleaner, you can remove it in minutes with a ‘holy grail’ productUnsightly yellow stains on your toilet seat can be a headache to get rid of, not to mention embarrassing when you have guests over. But according to a professional cleaner, you can remove it in minutes with a ‘holy grail’ product