fine nozzle for economical spraying - contrary to the instructions, we sprayed onto a soft, dry cloth and used it to rub off the adhesive residue from tesa precision masking tape from the hull of the boat over the waterway, tedious, but that's how it worked. Spraying it on and letting it work for a short time didn't work! The titalin of the hull paint was not dissolved, but the rest from the antifouling!