Here is an actual story where an EDC knife saved someone's life:
http://www.sfgate.com/default/article/Calif-doctor-saves-choking-diner-with-pocket-knife-4841320.php
Oops I see someone already beat me to it.
http://www.sfgate.com/default/article/Calif-doctor-saves-choking-diner-with-pocket-knife-4841320.php
Oops I see someone already beat me to it.

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