Map: total meth lab incidents in the United States in 2012 by state

[Gauthier]

http://img21.imageshack.us/img21/405/2012vj.jpg (http://img21.imageshack.us/i/2012vj.jpg/)


Now, if we overlap it with a racial/ethnicity map, we will observe a surprising pattern.

http://img443.imageshack.us/img443/1926/482bk.jpg (http://img443.imageshack.us/i/482bk.jpg/)


Your thoughts?