A Ultrasonic wave of 46,000 cycle per second is generated through the cleansing liquid. The action of this longitudinal wave because dielectric pressure to build up, resulting in numerous micro-vacuum bubbles producing the effect of cavity. When these bubbles explode, the force of their explosion removes the encrusted dirt, grime or other undesirable substance, even in tiny, hard-to reach corners. Its efficiency is remarkable. Rauserv c.c. in Johannesburg, Gauteng, South Africa can supply equipment to suit your application, Medical, Dental or Laboratory. Full service and repairs division available to assist at all times.