1 ArtilleryFungus 1 ByMarkPierce AnExtensionEducatorinWayneCountyrecentlycontactedmeaboutahomeownerwhowasfinding dark,tar-likespotsallovertheexteriorofhishome.Thespotshadanoilysubstancejustunderahard outersurface.Hishousehadbeenre-sidedwithnewwhitevinylsiding.Hishousehadbeenre-sided withnewwhitevinylsiding.Landsca...