| 21. | After investigating, police determined that all the threats were false alarms.
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| 22. | Each of those false alarms uses up a lot of resources.
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| 23. | But such high sensitivity is bound to produce many false alarms.
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| 24. | Most of these are oversensitive and prone to false alarms.
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| 25. | The employees thought it was a false alarm, Seipel said.
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| 26. | Anxieties in some countries have been exacerbated by false alarms.
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| 27. | The weeks since her false alarm have been especially tough.
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| 28. | Statistics vary wildly when it comes to tracking false alarms.
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| 29. | False alarms may be common, but overall costs are minimized.
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| 30. | He also said misleading ads by opponents raised false alarms.
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