An alternative to hydrofluorocarbons for use in cars’ air-conditioners has far less impact on global warming but raises concerns about safety as well as cost.
DANNY HAKIM, New York Times
Sat, 10/22/2016 - 9:09am
An alternative to hydrofluorocarbons for use in cars’ air-conditioners has far less impact on global warming but raises concerns about safety as well as cost.