Ok, so first Periodic Tables demonstrates how a McDonald's cheeseburger breaks down in your stomach during the digestion process. Everybody has hydrochloric acid in their stomach, so drop a burger in acid and you can see it happen before your eyes (minus the amino acids a human stomach would supply). Seems innocent enough. Here's what happened after 3.5 hours:
NASTY. So my question is: does healthy food look the same? What would a pile of broccoli or granola look like? Probably just as nasty. So then here's the real nasty part. What does a McDonald's cheeseburger look like kept in a lunchbox for 4 years?
...And then after 12 years?
Holy crap. I'll be the first to admit McDonald's tastes pretty damn good...but this is just frightening.
More on the topic: Why We're Scared Of Happy Meals.