This greasy, dirty dust cap soaked in kerosene for about an hour, and then was nylon-brushed to get as clean as it is on the Left. A few seconds with some fine steel wool produced the result on the Right. It's equally-effective on bumpers, door handles, lock cylinders, antennae, and almost any other chrome or polished stainless (not bare Aluminum) surface. Stainless steel wool is preferred because common steel wool can cause rust-staining later.
