Freon Theft/Teenagers Huffing  
Tampa, Florida - Air Conditioning business owner Dan Rivera keeps containers of freon in a safe place. It's a gas usually used to absorb heat in a house, “This stuff is dangerous.” He says it's especially risky because teenagers are inhaling the gas for a quick high, “These chemicals are not designed to be huffed. I mean it gives kids a high and of course they're not paying for it, it's at the expense of someone else.”
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HCFC Phaseout Schedule  
Under the Montreal Protocol, the U.S. and other developed nations are obligated to achieve a certain percentage of progress towards the total phaseout of HCFCs, by certain dates. These nations use the cap as a baseline to measure their progress towards achieving these percentage goals.(Article on epa.gov website)