Information on California Proposition 65 can be found at:
- https://en.wikipedia.org/wiki/California_Proposition_65_(1986)
- https://oehha.ca.gov/proposition-65/general-info/proposition-65-plain-language
A commentary is available at:
- http://prop65scam.com/
- http://www.ocregister.com/2016/08/11/predatory-lawsuits-suck-the-life-out-of-california-businesses/