I think the [Tag:landuse=brownfield][1] would match what you describe as abandoned industrial buildings. [1]: http://wiki.openstreetmap.org/wiki/Tag:landuse%3Dbrownfield

I think the [Tag:landuse=brownfield][1] would match what you describe. describe abandoned industrial buildings. [1]: http://wiki.openstreetmap.org/wiki/Tag:landuse%3Dbrownfield

I think the [Tag:landuse=brownfield][1] would match what you describe. [1]: http://wiki.openstreetmap.org/wiki/Tag:landuse%3Dbrownfield