There’s no question about it: Many fast-food chains use a ton of preservatives in their food.
For the timelapse video above, titled “How Fast Do Burgers Age?,” BuzzFeed bought a burger from seven different fast-food restaurants and placed them in a glass jar for 30 days.
After 30 days, your food should decompose and look absolutely disgusting, right? That would indicate that the food is natural, and doesn’t contain all types of powerful additives, right?
CNN reports that a chemical preservative called TBHQ (tert-Butylhydroquinone) is widely used in fast food, as well as in crackers, potato chips, varnish, lacquer, and resin. TBHQ helps prolong the shelf life of food and, if it’s consumed at low levels, is considered safe—but what happens when TBHQ is consumed in higher doses? According to CNN,
Although, there’s another side to the “OMG FAST-FOOD HAMBURGERS DON’T AGE!” story. Back in 2010, Serious Eats’ Kenji Lopez-Alt aged a fast-food burger—as well as an all-natural beef burger that he made at home—for 25 days. What did he find?
Take a moment and read the full results of the Serious Eats experiment, along with Lopez-Alt’s scientific theories as to why both burgers did not rot. They’re mad interesting.