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Finland is building a 100-million-gallon water pit to store 18,000 MWh of heat, enough to supply 20,000 people

Times of india World·9 Nov 2026
Finland is building a 100-million-gallon water pit to store 18,000 MWh of heat, enough to supply 20,000 people

Hyvinkaa is embarking on an ambitious project to fill an old gravel pit with 100 million gallons of water, designed for thermal energy storage. This facility is set to provide approximately 25% of…

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