Punching a hole in a beer can with a key, for the purpose of <a href="https://en.wikipedia.org/wiki/Shotgunning" class="extiw" title="en:Shotgunning">shotgunning</a>.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/35237093334@N01">Peter Kazanjy</a>
CC BY 2.0
<a href="//commons.wikimedia.org/wiki/Flickr" class="mw-redirect" title="Flickr">Flickr</a>: <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/35237093334@N01/250952302">The key to life...</a>