Heat Content 2 topics · 2 sources ScienceEnergyThe amount of heat in a quantity of matter at a specific temperature and pressure.US DOE Office of Energy Efficiency & Renewable Energy — Glossary of Energy-Related Terms retrieved 2014-05-26 Cite Science› WeatherClimate ChangeThe amount of heat per unit mass released upon complete combustion.EPA — Global Warming Glossary of Climate Change Terms Cite