Upton Sinclair went and researched the meat factories and noticed that they do not make the food very well, and they do not treat the staff very well either. There was extra things being added in the food, the people would turn already dead animals into meat for people to eat (which is not sanitary at all). The job also treated the workers like complete trash as well. Someone would get hurt and would be not able to work, and no matter the job hundreds of people would try to get his job. The workers were treated with disrespect and they did not get paid very well either. But Upton Sinclair wrote a book that was a real eye opener for people, and soon after the book came out they passed laws about what was in the food the people were going to eat. But years after that they came out with a law about how you will treat your