I don't think there is too much reason with some of these measurements. My husband is a field engineer and services steel mills. He is forced to wear this strange type of steel toe boot with a funny shape to it. It actually ended up giving him nerve damage in his feet.
Why do cops/FBI agents wear a bullet proof vest, but nothing to protect their head?
Why is all this mat I have in high school so useless?
Many more later
Why does every time Kristy and WickedNerd start in on something I get the urge to use my Daddy voice and say very sternly "Girls! go out in the yard if you're going to play like that"?