A transaction terminal which includes a projector instead of a liquid crystal display. The method includes the step of passing a guide catheter through a selected peripheral vein to establish a transvenous route to the right auricle of the heart. Example filler elements include, without limitation, carbon nanotubes, silica materials, carbon and glass fibers, and nanoparticles. Ultraviolet light is applied to the user, initiating the tanning session.