TechCrunch Follow Heat pump tech is 170 years old — Pascal thinks it’s time for an update Refrigerants startup Pascal has a new take on heat pump and cooling tech using a sponge-like material that promises to be 20% more efficient. https://techcrunch.com/2026/10/21/heat-pump-tech-is-170-years-old-pascal-thinks-its-time-for-an-update/ techcrunch.com
