The Fluoride Action Network interviews Gary O. Pittman on the connection between the phosphate industry and the fluoride chemicals that are added to drinking water in the United States. Gary spent a career as a phosphate plant manager and industry consultant. He's the author of the book "Phosphate Fluorides, Toxic Torts."

This hour-long interview features a wide-ranging discussion on:

* How phosphates are mined
* Toxic chemicals at the phosphate plant
* How fluoride is captured from from phosphate rock slurry
* Why defoamers are used in the process
* Toxic work conditions that impacted the health of workers and the environment
* The financial and political influence of the chemical industry.