Changes

'''Should you clean your barrel after every use?''' Jester King reports preferring barrels that get a bit more yeast in them (when using barrels as secondary vessels) and they may use barrels for 2-3 subsequent beers before rinsing out the trub <ref name='Jester King on the Sour Hour, pt.2'/>(~9 minutes in, ~16 minutes in).

===Modifying barrels===