Can U Repair Oxidized Fiberglass?

Can U Repair Oxidized Fiberglass? Waxing and polishing only coats the oxidation, allowing it to continue under the wax layer. The solution involves scrubbing the fiberglass with a specially formulated oxidation remover, available at outdoor suppliers and boat centers, then coating the surface with a sealant. How do you remove oxidation from a fiberglass hull?