Pizza wheels are bad, Japanese toilets are great

Photo by Garonzi Stefania via Wikimedia CommonsA pizza wheel — also known as a rolling pizza cutter or just a “pizza cutter” — is not a great tool for cutting pizza. I know that’s a statement that’s going to anger a lot of people when I say it, but it’s true. I’m hardly alone in saying this — Wirecutter, Eater.com, and plenty of others have noted the same drawbacks. But anyway, let’s go through the many reasons why pizza cutters are not fit for the job they’re named after.First, it’s hard to make a very strong cut with a pizza cutter. This is because when you roll a cutting wheel forward, your hand isn’t pushing straight down — it’s pushing forward and down at the same time, meaning that only some of the force from your cut is being delivered to the pizza itself. That makes your job harder. On top of that, the amount of force that goes into the pizza isn’t constant across the cut. As you extend your arm across the pizza while pushing the roller forward, the angle changes — when the…