Sterilizing Cotton Balls and Cotton Batting

[CarlaS]

Is it permissible to sterilize cotton balls, batting, 4x4s and similar items?

[jrc]

Yes, but why would you want to? All those things are available sterile commercially for less than it would cost you to sterilize it yourself.

Check this thread http://iahcsmm.org/forum/showthread.php?t=596.