Admit it — the only time you pay attention to your car's tires is when one of them is flat. After all, it's easy to assume they're doing fine as long as they can get you from point A to point B. But ...

A pressure washer isn't like a regular water hose that you use, for example, on the dog, and so the PSI (pounds per square inch) can truly be the difference between cleaning something and damaging it.