Just because it isn't toxic doesn't mean it is edible...? I would not allow my child to eat drywall, but neither do I consider drywall toxic. i.e. if they start

Just because it isn't toxic doesn't mean it is edible...? I would not allow my child to eat drywall, but neither do I consider drywall toxic. i.e. if they started chewing on some drywall, I wouldn't haul them to the E.R. in a panic.