Elaeis than oils made from canola, corn, linseed, soybeans, safflower, and sunflowers, it can withstand extreme deep-frying heat and resists oxidation. It contains no trans fat, and its use in food has increased as food-labelling laws have changed to specify trans fat content. Oil from "Elaeis guineensis" is also used as biofuel. Human use of oil palms may date back to about 5,000 years in coastal west Africa. Palm oil was also discovered in the late 19th century by archaeologists in a tomb at Abydos dating back to 3000 BCE. It is thought that Arab traders brought the oil palm to
Smithfield Foods 1999 it bought two of the largest pig producers in the United States: Carroll's Foods and Murphy Family Farms of North Carolina, at that point the largest producer. According to agricultural researchers Jill Hobbs and Linda Young, Smithfield's purchase of these companies constituted a "major structural change" in the hog industry in the United States, leaving Smithfield in control of 10–15 percent of the country's hog production. Farmland Foods of Kansas City was added in 2003, as were Sara Lee's European Meats, ConAgra Foods Refrigerated Meats, Butterball (the poultry producer), and Premium Standard Farms in 2007. Smithfield sold its 49