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__    __     ___      _____      ___     __   __  
\ \\ / //   / _ \\   / ____||   / _ \\   \ \\/ // 
 \ \/ //   / //\ \\ / //---`'  | / \ ||   \   //  
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   \//    |_||  |_|| \_____||   \___//   /_//\_\\ 
    `     `-`   `-`   `----`    `---`    `-`  --`

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Text this: Removal of hydrogen sulfide by complete aerobic oxidation in acidic biofiltration