In order to prevent rust you must know the techniques and methodologies to do the job. There is a solution which can be sprayed on to the surface of the metal to protect it from rust, its called Zero Rust, the spray helps you to get rid of that irritating rust which creates a lot of problem. There are also other methods to remove the rust; you can use electrolytic method to remove the rust or use simple tool to scrap off the rust from the metal surface. For more details you can visit preventrust.info there are a lot of information provided here.