The Poison Squad

Reading this really makes you appreciate the FDA. Back before the 30's, there were essentially no rules concerning food production. If the milk was a little old, just put in some formaldehyde.
Want greener peas, copper sulfate is the answer. And why not put lead based dyes in candy.
When politicians talk about removing regulations to encourage innovations, this is the world they want to go back to.

Harvey Wiley is a true hero.