TtechForum postHeat pump tech is 170 years old. Pascal thinks it’s time for an update.SpoffSTAFF·1dTechCrunchExclusive: Heat pump tech is 170 years old. Pascal thinks it’s time for an update. | TechCrunchRefrigerants startup Pascal has a new take on heat pump and cooling tech using a sponge-like material that promises to be 20% more efficient.▲1▼Share