Cogenerator

A class of energy producer that produces both heat and electricity from a single fuel.
Found on https://energy.gov/eere/energybasics/articles/glossary-energy-related-terms

cogenerator

A generating facility that, using a single fuel, produces electricity and another form of useful thermal energy (such as heat or steam), used for industrial, commercial, heating, or cooling purposes.
Found on http://www.daviddarling.info/encyclopedia/C/AE_cogenerator.html
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