We have all seen the commercials. A guy walks into a junkyard and finds a weathered-looking car with severely faded paint, and with one swipe of the “miracle” product, it suddenly looks factory-new ...

So you did your homework, shopped around, and decided on a fiberglass body for your next project. Cool. But you dont want your car to wind up looking like a dune buggy or a boat hull, right? You want ...