Spray analysis and characterization equipment, namely, computer-driven hardware devices for actuating the pumping mechanism of a pump-based spray device so as to produce an aerosol or spray plume consisting of liquid or non-liquid particulate material, [ laser and image acquisition devices for illuminating and imaging an aerosol or spray plume for non-medical purposes, ] computer-driven hardware devices and electromechanical devices for collecting and weighing liquid or non-liquid particulate...