I have 2 questions. We have a 1980’s log home. Pine is all I know. The previous owner had painted the exterior which we removed by hand and refinished with a product called Australian Timber Oil purchased at Lowe’s. It is flaking/chipping. 1. Do we need to sand it again and start over or clean and apply a new coat? On the interior we have done nothing. It is time. I would like to sand the surface of the logs as they are rough and hard to keep clean. Then seal with just a clear sealer. 2. What