water, air and solid material purification, oxygenation and deodorization products and services, namely, ozone generators; ozone reaction tanks; filtering tanks; electronic descaling devices; as well as their installation, maintenance, and repair

vitamins and dietary supplements

corona discharge pool and spa ozonation systems consisting of a power pack specialty high voltage transformer and electrical circuit, and a modular ozone generator which contains the dielectrics for the production of ozone