Every now and then you realize the military has broken you in (actually) funny ways.
I stared at a container in my kitchen with my wife's hand writing waaaaay too long before I realized no, we don't actually have "armor piercing flour".
Pictures: not Armor Piercing (AP) flour.
@Hobyrim and I’m so much of an overachiever, but I was wondering how flour got into advanced placement classes.