A-5 - Energy A-5A - Energy Supply¶ A-5A1 - Electricity¶ A-5A2 - Heat¶ A-5A3 - Combined Heat and Power (CHP)¶ A-5A4 - Gas Fuels¶ A-5A5 - Liquid Fuels¶ A-5A6 - Other Fuels¶ A-5A7 - Fugitive Emissions¶ A-5B - Energy Transformation¶ A-5B1 - Petroleum Refinement¶ A-5B2 - Biofuel Refinement¶ A-5B3 - Natural Gas Refinement¶ A-5B4 - Hydrogen Refinement¶ A-5B5 - Other¶ A-5B6 - Fugitive Emissions from Fuel Transformation¶ A-5C - Energy Transmission and Storage¶ A-5C1 - Electricity¶ A-5C2 - Gas¶ A-5C3 - Oil¶ A-5C4 - District Heating & Cooling¶ A-5C5 - Fugitive Emissions from Fuel Storage¶ A-5D - Other¶ A-5D1 - Non-specified Energy Use¶ A-5D2 - Carbon Capture and Storage¶