Effort to Curb Coolant Falters, Sometimes at Home

New York Times: When Mark Spector's central air-conditioning system stopped cooling his Trumbull, Conn., home this summer, he sent an S O S to his repairman. What happened next illustrates the myriad challenges the United States faces as it tries to phase out the popular but environmentally devastating cooling gas that was in Mr. Spector's unit. The Environmental Protection Agency has tried to reduce use of this gas, HCFC-22, which depletes the ozone layer and contributes to global warming, by imposing strict quotas...

URL: http://www.nytimes.com/2012/11/23/science/earth/air-conditioner-repairs-undermine-coolant-restrictions.html
Enclosure: http://graphics8.nytimes.com/images/2012/11/23/us/JP-COOLANT/JP-COOLANT-articleLarge.jpg