Units of measurement
From value
To value
Calculations
Gigajoule (GJ)
Kilocalorie (kcal)
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Information
Gigajoule (GJ)
Gigajoule (GJ) — 1,000,000,000 joules, applied in energy and heat production.
Kilocalorie (kcal)
Kilocalorie (kcal) — 1000 calories or 4184 joules, commonly used to denote food energy content.