Are these statements about wiring and insulation true?

First one I heard is fiberglass and rockwool insulation can sand away the wire jacket over the years from small vibrations in the house and eventually expose the wiressecond thing… First one I heard is fiberglass and rockwool insulation can sand away the wire jacket over the years from small vibrations in the house and eventually expose the wiressecond thing…Read MoreGreenBuildingAdvisor