CleverRaven/Cataclysm-DDA — pull request #8668 by Rivet-the-Zombie (2014-08-23 23:21:36+00:00)
Title: Gives currently worn armor its proper acid resistance.

So that stuff that's supposed to be acid resistant doesn't just melt
away when you get barfed on by a spitter zed.

reported here: http://smf.cataclysmdda.com/index.php?topic=7560.0