For the best advice, go to the search function. Search the paint & body shop for titles containing basics by bolter MARTINSR. Brian Martin is a professional in the paint business and has written some great tips on this and other sites. Here's a link to his article on cleaners. http://www.stovebolt.com/bboard/cgi-bin//ultimatebb.cgi?ubb=get_topic;f=4;t=001078