You (and most of the millions of holiday travelers you encounter) are washing your hands wrong
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October 14, 2018
(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.)
(THE CONVERSATION) For my fourth-grade science fair project, I tested different soaps to see which ones were the most effective at keeping my hands clean.
Now, nearly 20 years later as a microbiology doctoral candidate, I can’t help but think, “Ugh, the fourth-grade me was such an amateur scientist!”
My experiment lacked obvious control groups and ultimately asked the wrong question. Instead of asking which brand of soap was the most “effective” and classifying all bacteria as germ...
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