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Color catchers

  1. Aug 31, 2015 #1

    wolram

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    According to the adverts one puts this sheet of whatever it is in the washing machine and it stops color transferring to other clothes in the machine, so how do they work?
     
  2. jcsd
  3. Aug 31, 2015 #2

    Bystander

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    Charcoal, activated carbon, or some other adsorbent?
     
  4. Aug 31, 2015 #3

    dlgoff

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