Air cooling apparatus in the nature of air conditioning apparatus; Air blowing apparatus in the nature of hot air blowers; drying apparatus for use for use in heating, ventilation systems, air conditioning systems; heating apparatus in the nature of vortex tubes used to separate compressed air into hot and cold streams and heat guns; Liquid conveying apparatus, namely, drum pumps as sold as an integral component of air amplifying apparatus; Environmental Control and Ventilating Apparatus, namely, an ionization apparatus for the treatment of industrial parts and processes, to remove static charge and parts therefor; Compressed air lines, vortex tubes, air flow amplifiers, blow gun nozzles and spray nozzles all sold as integral components of the aforementioned goods