Offtopic joking serious: Be careful about mixing oil rigs and residential neighborhoods, because communities like Los Angeles are forced to deal with health problems and contaminated air and drinking water where environmental controls and inspections are weak.

http://la.curbed.com/2014/7/29/10067206/mapping-all-3000-of-...

http://www.latimes.com/science/la-me-next-door-20160221-stor...