| 21. | Replacing Freon with Frigc costs less than $ 100.
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| 22. | Anotherer, the Evans Systems, has no more virgin Freon in stock.
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| 23. | It is that old staple on car-repair shop shelves, Freon.
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| 24. | Legitimate freon has grown much more expensive as the amount in supply dwindles.
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| 25. | Sales of freon have been vital to Discount Auto's profit gains.
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| 26. | Legitimate freon has become much more expensive as the amount in supply dwindles.
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| 27. | Supplies of Freon, long the refrigerant of choice, have been declining.
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| 28. | Freon led to the development of smaller, lighter, and cheaper refrigerators.
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| 29. | The instrument package floated in a layer of freon within the balsawood sphere.
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| 30. | In 1930, General Motors and DuPont formed Kinetic Chemicals to produce Freon.
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