>People just dump their crap outside even though meth
>labs have a good deal of hazardous material, according to the local press.
Here's a link to a list of about 20 common chemicals used to cook meth from a Lincoln County, Oregon narcotics task force website. It also shows the chemical's common use in a second column. For example, Sulfuric Acid/drain cleaner-- Trichloroethane/gun cleaner-- Trichloroethylene/brake cleaner; degreaser
http://www.co.lincoln.or.us/lint/methchemicals.pdf