That's the McD's in America, the company itself says the ingredients are different as the stuff they put in fires in the US is illegal in Europe.
Are the ingredients used in your fries the same as in the U.S.A?
UK: Potatoes, Vegetable Oil (Sunflower, Rapeseed), Dextrose (only added at beginning of the season). [The restaurants use non-hydrogenated vegetable oil].
Nutrition source: McDonald's Fries - Saver Menu | McDonald's UK
US: Ingredients: Potatoes, Vegetable Oil (Canola Oil, Soybean Oil, Hydrogenated Soybean Oil, Natural Beef Flavor [Wheat and Milk Derivatives]*, Citric Acid [Preservative]), Dextrose, Sodium Acid Pyrophosphate (Maintain Color), Salt. Prepared in Vegetable Oil (Canola Oil, Corn Oil, Soybean Oil, Hydrogenated Soybean Oil with TBHQ and Citric Acid added to preserve freshness), Dimethylpolysiloxane added as an antifoaming agent.
CONTAINS: WHEAT AND MILK. *Natural beef flavor contains hydrolyzed wheat and hydrolyzed milk as starting ingredients.
Nutrition source: McDonald's Menu: Our Full McDonald's Food Menu | McDonald's, accessed Feb 25 2014
McDs here turns it into biofuel for the delivery vehicles.