| 21. | However, not all Halons are technically BFCs ( some contain chlorine also ).
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| 22. | Halon has a high ozone-depleting potential and is classified as a controlled substance.
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| 23. | Some countries might also be manufacturing halon-1202 for military applications, he said.
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| 24. | It was prompted by a low-wage policy introduced by the Halon Labor Government.
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| 25. | The substance destroys ozone in the stratosphere the same as chlorofluorocarbons, halons and other substances.
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| 26. | Although CFC concentrations in the atmosphere have started to decline, halon levels continue to rise.
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| 27. | Halon-1202 has an ozone-depletion potential of about half that of common chlorofluorocarbons.
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| 28. | _An older Halon gas fire suppression system that was not maintained in proper operating condition.
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| 29. | Halon is a liquefied compressed gas that stops the spread of fire by chemically disrupting combustion.
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| 30. | I second the need to refer to the hazard of asphyxiation by halon fire suppression systems.
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