Definition:
The sum of energy embodied in the primary energy commodities. The energy commodities that are acquired directly from the nature include: power coal (including the coal reclaimed from mine tips), coking coal, lignite, petroleum (including gasoline), high-methane natural gas (including gas gained from the methane drainage of coal mines), high nitrogen natural gas, coal peat, firewood, solid and liquid waste fuels (excluding recycled petroleum products), municipal waste, other raw materials used for energy purposes (methanol, ethanol, improvers), hydropower used for electricity production, solar energy used for electricity or heat production, geothermal used for electricity or heat production.

High-level terms

• Total energy