Now, let’s talk about failure. No, not about Cinderella’s failure to keep her shoes on her feet, but about mechanical failure. Whenever we design something that needs to bear force, we test for various possible modes of failure and try to ensure that our object is strong against all of them.
Now, one possible way the slippers could break is by yielding to the compressive stress arising due to Cinderella’s weight. But will that happen?
via Gizmodo
