Robert Kenner's 2008 examination of US industrial agriculture. The documentary that put 'industrial food' into the consumer vocabulary.
From Wikipedia
Food, Inc. is a 2008 American documentary film directed by Robert Kenner and narrated by Michael Pollan and Eric Schlosser. It 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. The film received positive reviews and was nominated for several awards, including the Academy Award for Best Documentary Feature and the Independent Spirit Award for Best Documentary Feature. A sequel, Food, Inc. 2 was released on April 12, 2024.