Industrial Gas Manufacturing

**Exclusions/References:** - Units mainly engaged in - (a) manufacturing fuels from the liquefication of petroleum gases are included in Class 1701 Petroleum Refining and Petroleum Fuel Manufacturing; and - (b) manufacturing mixed cylinder gases formulated for use as a pesticide (e.g. phosfume) are included in Class 1832 Pesticide Manufacturing - (c) liquefying natural gas are included in Class 0700 Oil and Gas Extraction. **Primary Activities:** - Acetylene gas manufacturing - Ammonia gas manufacturing - Argon gas manufacturing - Arsine gas manufacturing - Butane gas manufacturing - Carbon dioxide manufacturing - Carbon monoxide manufacturing - Chlorine gas manufacturing - Deuterium gas manufacturing - Dry ice manufacturing - Ethane gas manufacturing - Ethylene gas manufacturing - Helium manufacturing - Hydrogen chloride gas manufacturing - Hydrogen manufacturing - Hydrogen sulphide gas manufacturing - Industrial gas manufacturing n.e.c. - Inorganic gas manufacturing - Isobutane gas manufacturing - Krypton gas manufacturing - Medicinal gas manufacturing - Methane manufacturing - Neon gas manufacturing - Nitrogen (gas and liquid) manufacturing - Nitrous oxide manufacturing - Organic gas manufacturing - Oxygen manufacturing - Phosphine gas manufacturing - Propane gas manufacturing - Refrigeration gas manufacturing - Silane gas manufacturing - Sulphur dioxide gas manufacturing - Sulphur hexafluoride gas manufacturing - Xenon gas manufacturing