Scientists Develop a Cool New Method of Refrigeration: “Ionocaloric Cooling”
Researchers hope that ionocaloric cooling could someday help replace refrigerants with high global warming potential and provide safe, efficient cooling and heating for homes. Adding salt to a road before a winter storm changes when ice will form. Researchers at the Department of Energy’s Lawrenc
scitechdaily.com
I only had a quick skim read as it's early but it sounds interesting.