![A thermal battery made by Rondo Energy undergoing testing at 1000 degrees Celsius.](https://img.canarymedia.com/content/uploads/Rondo-heat-battery-testing-at-1000-degrees.jpg?auto=compress%2Cformat&crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=392&q=80&w=676&s=a3154bd4ae6f378b2abc0ce2fd0ca5e6)
Clean industry
New DOE-backed projects tackle factory emissions with heat pumps and more
The Biden admin is directing $500M toward factories that will use heat pumps, electric boilers and thermal energy storage to provide clean industrial heat.
By Jeff St. John .