[ snow making equipment comprised of underground pressurized water and compressed air pipe, snow guns, electronic/hygrometry and temperature measuring sensors, air compressors, water pumps, water valves, water cooling towers, air coolers, moisture separators, and associated processed controls and software, all sold as an integrated unit; ] heat pumps; air conditioners; furnaces powered by gas, electricity and oil; air humidifiers and dehumidifiers; evaporators of all types for air, gas and liquid cooling and refrigeration services; shell vessels; namely, separators, accumulators, and receivers used in refrigeration service; valves as used in refrigeration service; [ freezers and parts thereof; ] chillers for water and other liquid cooling; [ ice making apparatus and parts thereof; ] refrigeration units [; and vehicle air conditioners ]