If you eat food and you have never seen this documentary, you should.
is a 2008 American documentary film directed by Emmy Award-winning filmmaker Robert Kenner. The film examines corporate farming in the United States, concluding that agribusiness produces food that is unhealthy, in a way that is environmentally harmful and abusive of both animals and employees.
Food Inc - Official Trailer [HD]:http://www.youtube.com/watch?v=5eKYyD14d_0
This documentary was hard to find online and the link above is what I found.
If the video is a bit slow to load, please pause for 2-5 minutes while you do something else.