BNSF had an accident in a Denver rail yard that spliied a lot of beer. Here is a link to local TV station news artile. Click on the link, read the short article, and then click on View Slide Show for 17 pictures of the mess.
Frothy mess after beer spills in rail accident
http://www.9news.com/news/article.aspx?storyid=70643
I wonder how the haz-mat team dealt with that.