Apply by brushing on and allow to penetrate until tar is soft. Follow up with a pressure wash of water to flush away deposits. Can be used on vertical and horizontal surfaces. Recommended for use on: concrete, brick, masonry, metal (unpainted), ceramic tile, aluminum, paving equipment, trailers, heavy construction equipment, tools, trucks, sidewalks, curbs and roofing. Apply with mops, brushes or pressure sprayers. For spot removing on cars, apply to a rag and wipe tar spots off. Wash car after spot is removed.