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A study on the cleanliness of hotel rooms had some pretty surprising results While you might think a five-star hotel would have the cleanest rooms, that's not necessarily the case.  Trip calculator site Travelmath recently teamed up with air-quality experts EmLab P&K to analyze 36 different samples that were taken from nine different hotels varying in quality from three stars to five stars.  The team at EmLab P&K counted the total number of Colony Forming Unit (CFU), which are essentially units used to estimate the number of bacteria, yeast, and mold cultures from a g...
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