Techspray effectively removes all types of solder paste (e.g. water­based, RMA, no­clean, lead­free) and uncured adhesive from screens, misprinted boards and equipment. Completely safe on stencils, squeegees, and equipment surfaces. - Quickly clean paste or uncured adhesive. Non-flammable. Non-ozone depleting. Safe for stencils, tools, misprinted boards.