Dishwashers: somewhat mystifying appliances where you put your dirty dishes, add some soap, set them on wash, and the dishes come out all nice and clean. But what really goes down in there? How do the ...

I, alas, do not have a dishwasher. No, no. It’s okay. (Well, not really.) There’s just no good place for one in this old house of mine. Not that I keep that perspective every single time I clean a ...