Food physics! 🙂
"If you take more than 10 percent of the fruit in a stacked produce display — watch out.
The iconic sloped produce displays in grocery stores can cause chaos when they collapse. But the question of how much fruit can be removed before the structure comes tumbling down is surprisingly complicated. A new study, published in the December Physical Review E, finally provides an answer."
https://www.sciencenews.org/article/physics-fruit-display-collapse