| 31. | Guaiol yields a deep purple color when treated with electrophilic bromine reagents.
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| 32. | Sulfur dibromide readily decomposes into S 2 Br 2 and elemental bromine.
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| 33. | Since 1969, all US bromine has been produced from subsurface brine.
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| 34. | Underground sources of bromine-rich brines are associated with halite deposits.
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| 35. | For many years the Michigan Basin was the leading producer of bromine.
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| 36. | In 1940, companies began extracting bromine from the brine.
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| 37. | The first bromine extraction plant in Arkansas opened in 1957.
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| 38. | The company processes bromine into a huge variety of industrial and consumer products.
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| 39. | The ozone destruction is caused by pollution from compounds containing chlorine or bromine.
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| 40. | The ozone is damaged by chlorine and bromine compounds released by industrial products.
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