Cottonseed oil is an edible vegetable oil extracted from the seeds of the cotton plant. This pale yellow oil is generally used for cooking. It is further refined to to remove gossypol, a naturally occurring toxin that protects the cotton plant from insect damage.
Soybeans are a legume. They are high in protein and oil, making it a very useful crop for feed for livestock and food for humans. In fact, every 60-pound bushel of soybeans produces 48 pounds of soybean protein meal and 11 pounds of soybean oil.