How to avoid a slimy pickling, but still have a slim chance of catching the slimy fish

This article appears in The Washington Post’s online edition.To read more, visit washingtonpost.com/thedaily.To get the latest health and science news, sign up for The Washington Report email newsletter.To hear the latest from The Post’s science team, sign-up for our weekly email digest, or follow us on Twitter, Facebook and Google+.The Washington Institute for Dental Research at the University of Maryland […]