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Des mains pas si propre finalement

"Washing the hands, and then using paper towels or continuous-loop cotton towels reduced the bacterial count by about 45–60 per cent. But washing, and then using a warm-air dryer actually increased the bacterial count by an average of 255 per cent."

Insolite, Actualité
 Print article This entry was posted by Darklords on 06/21/13 at 08:00:23 am . Follow any responses to this post through RSS 2.0.