This made me wonder about the concept of integrating detection for things like c...

btucker on July 23, 2013 | parent | context | favorite | on: My partner was killed by a barbecue

This made me wonder about the concept of integrating detection for things like carbon monoxide into cellphones. Of course there's a patent on the concept: http://www.google.com/patents/US20080303678

But I don't know if this has ever actually been attempted.