Flexible pipes, not of metal; insulating materials; junctions, not of metal, for pipes; packing materials of rubber or plastics; pipe gaskets; reinforcing materials not of metal for pipes; rings of rubber for use as pipe connection seals; rubber sleeves for protecting parts of machines; stuffing of rubber or plastic; watering hose; non-metal sealing rings for use as connection seals; rubber seals for jars; shock buffers of rubber for industrial machinery

Providing educational courses of instruction in the field of risk management compliance for dental professionals for the purpose of becoming a certified dental specialist in risk management and distribution of course materials in connection therewith