Chicken McNuggets sold in the United States contain more fat and have more calories than the same item that McDonald’s sells in the U.K., CNN reports. Even more alarming, American McNugget consumers ingest “the chemical preservative tBHQ, tertiary butylhydroquinone, a petroleum-based product” and “dimethylpolysiloxane, ‘an anti-foaming agent’ also used in Silly Putty,” according to this report. This is yet another reason to be concerned about the large number of low-income people who live in “food deserts”—areas that lack healthy food options. Read more about these deserts in this OtherWords op-ed by Marian Wright Edelman.