Stan & Mary Jo Myers wrote: > I'm starting to finish an open class glass/foam sailplane. I ''fogged" a > coat of primer on to see what work might be needed, several depressions that > look like finger prints had showed up. Stan, I've had luck using a heat gun to raise the depressions on HL and 2m wings. Simply apply heat to the area sparingly and see if it raises the depression. May save a bunch of filling and sanding. Darwin N. Barrie Scottsdale aZ RCSE-List facilities provided by Model Airplane News. Send "subscribe" and "unsubscribe" requests to [EMAIL PROTECTED]