My current day job is a sheet metal tech. Every day, I slice slabs of metal into thinner slabs and bend them to specific instructions. The average person might call it necessary blue-collar drudgery. I see opportunity to re-explain different aspects of knowledge.
For instance, the average slab of metal comes in a 10-foot by 4-foot sheet. Commonly, we're tasked to slice along the length to either 4 inches, 6 inches, or 9 inches of length. The excess metal is scrapped.
Now, /ideally/, if I'm given an order for 6-inch pieces the 4 feet (48 inches) should be sliced into 8 equal pieces. Unfortunately,...