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Sigma KEE - Respirator
KB Term: 

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respirator
Device designed to protect the wearer from Injuring caused by Inhaling of harmful substances.
Relationships      
Parents safety device Any Device that is designed to prevent (or lessen the likelihood of) the Injuring of a Human.
  wearable item WearableItem is the subclass of Artifacts that are made to be worn on the body.


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Sigma version 3.0 is open source software produced by Articulate Software and its partners