dsouzaaww14
dsouzaaww14 dsouzaaww14
  • 16-11-2017
  • Biology
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Why there are more bacteria in the front door entrance handle of a school than money..(like coins)???

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bilalwoodsonovly1c
bilalwoodsonovly1c bilalwoodsonovly1c
  • 16-11-2017
Because thousands of hands touche the door handle every day.
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