It can definitely be repaired, it would need extensive spackling, most likely with 2 part Bondo, then sended primed and painted.
this is something that should not take more than 6-8 hours in total, ob ... read more
We keep a spray bottle filled with the solution below on the counter and use it as needed. We apply sealer once a year.
•1/2 cup rubbing alcohol•2 cups water•8 drops dawn dish soap