Issue Date: November 18, 2013
Greenhouse Gases Keep Popping Up
Many halogenated compounds have properties that make them useful as refrigerants and fire suppressants. But these same properties often make the compounds long-lived in the atmosphere, where they act as greenhouse gases and in some cases interfere with Earth’s protective ozone layer. A research team led by Scott A. Mabury of the University of Toronto has found that one previously unexplored molecule, perfluorotributylamine (PFTBA), which is used in electronics testing and as . . .
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