Industrial companies are actively seeking alternatives to fossil fuels for critical processes like steelmaking, cement production, and chemical manufacturing, driven by the imperative to reduce emissions and foster sustainability. These innovative batteries harness renewable energy sources to heat materials such as carbon blocks or molten salt, offering a sustainable alternative to traditional fossil fuel-based heating methods. By utilizing renewable energy to generate and store heat, heat batteries present a compelling solution for industrial processes, competing directly with fossil fuels in terms of cost-effectiveness and environmental impact. With significant investments and technological advancements underway, heat batteries are poised to play a pivotal role in reducing emissions and fostering sustainability across various industrial sectors in the years to come.

https://www.wsj.com/business/energy-oil/the-new-hot-climate-investment-is-heat-itself-72c35979