coolant

(Newser) - For the third time in a year, the Russian segment of the International Space Station has sprung a coolant leak, adding to concerns about the country's space program. After the Russian space agency Roscosmos on Monday announced the leak from a backup radiator circuit, and flakes of frozen coolant...

(Newser) - The Obama administration has a new goal in its effort to fight climate change: get Americans—and the world—to quickly stop using a chemical coolant found in just about every US home, car, and office. R-134a is a hydrofluorocarbon, or HFC; the chemical was used to replace ozone-damaging Freon...