Units of measurement
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Gigajoule (GJ)
Kilowatt-hour (kWh)
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Information
Gigajoule (GJ)
Gigajoule (GJ) — 1,000,000,000 joules, applied in energy and heat production.
Kilowatt-hour (kWh)
Kilowatt-hour (kWh) — 1000 watt-hours, a standard unit of electrical energy measurement, equal to 3.6 million joules.