The old models used chlorofluorocarbons, which have been banned as a threat to the Earth's ozone layer. They've been replaced by a propellant called HFC ... At $40 to $50 a piece, the new inhalers are also more expensive than the older generic models, which averaged $10 to $15 dollars.
http://abclocal.go.com/kgo/story?sectio … id=6250831
Who wants to lay odds the new ones will cause unforeseen health problems ...
http://abclocal.go.com/kgo/story?sectio … id=6250831
Who wants to lay odds the new ones will cause unforeseen health problems ...