Videos A Biologist’s Saint Patrick’s Day Song by Carl • March 17, 2012 • 0 Comments This is great. Performed by someone who really knows the biology and chemistry of beer. Great musician as well! Cheers to you and yours this St. Patrick's Day! EmailFacebookTwitterPinterestGoogleStumbleUponMoreTumblrPrintLinkedInRedditPocketLike this:Like Loading... No related posts.