Summary

RheEnergise deserves credit for something a lot of energy-storage startups never accomplish: it built the thing. At Cornwood in Devon, the company constructed upper and lower reservoirs, installed pumps, pipes and generating equipment, manufactured hundreds of cubic metres of its proprietary high-density fluid, pumped that fluid uphill and ran it back through a turbine.

AI summaries can be wrong sometimes—always verify important details using the source article.