...casino's and food bars come to mind.
750 sickened in Oregon restaurants as cult known as the Rajneeshees spread salmonella in town of The Dalles
http://www.nydailynews.com/news/justice-story/guru-poison-bioterrorrists-spread-salmonella-oregon-article-1.1373864
...that's from 2013, but the principal would be the same.

Liberals are like a "Slinky". Totally useless, but somehow ya can't help but smile when you see one tumble down a flight of stairs!