US public utility
Appears in 1 story
Building a Wisconsin plant
A white dome the size of seven soccer fields squats over the industrial zone of Ottana, Sardinia, holding 2,000 tonnes of carbon dioxide. It is the business end of the world's first commercial CO2 battery, a 20-megawatt plant that stores 200 megawatt-hours of grid power by compressing the gas into a liquid that is later released through a turbine.
Updated 2 hours ago
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