... -pressure washes, porcelain, medical examination apparatus, tool kits, jewelry set, DVD, PCB/FPC and baby toysOur digital ultrasonic ... effect to clean personal articles such as gold and silver jewelry, necklaces, earrings, glasses, nozzles, watches, mobile, denture, ... other cleaning product that utilizes an ultrasonic cleaning process. Hand scrubbing, soaking, or steam does not even come close ...