I took the most horrendous Intro to Statistics class last semester.
Before I figured out how to print out books in PDF format, I would simply look at my then digital watch and make calibr designations out of the numerals.
556, 545, etc.
NRA Life Member
Ladyfriend: "I need help with the leaves in the yard"
Me: "Controlled burn?"
LadyFriend: "I forgot my Boy Scout turned into an infantry officer."