| 31. | There was nothing dainty about my " nasal swab ."
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| 32. | Nasal swabs on Butt and on his cellmate tested negative.
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| 33. | A negative result on a nasal swab tells even less.
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| 34. | Furthermore, the swabs may simply fail to detect spores.
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| 35. | Those swabs, which concentrated on sorting machines, found no spores.
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| 36. | And why would they take swab tests from the crews?
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| 37. | A swab in the mouth _ it takes a second,
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| 38. | Hanging from the ceiling are countless cotton swabs tied to long strings.
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| 39. | The program now includes cheek swabs to help identify children by DNA.
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| 40. | Use a cotton swab and apply it between the toes.
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