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12 November, 10:39

Give two reasons why it is important to wash your hands both before and after completing a lab.

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  1. 12 November, 10:40
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    I would say it is important to wash your hands before and after because to get an accurate lab result, you would want to start off with a fresh slate of clean hands. Then washing them after gets rid of any substances that you might have been exposed to your hands in the lab.
  2. 12 November, 10:47
    0
    Not occur because chemical poisoning to remove any traces of chemicals that can affect skin on your hands are accidentally
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