If you've ever wakened your dry camping neighbors or a coach full of people with a midnight bathroom break, then you understand how noisy some water pumps can be when used. And by the same token, you ...

In the mornings, before you jump in the shower, do you brace because you know it’s going to be a chilly dribble? Or do you bound into the bathroom eager to jump into the flow of hot water? If it’s the ...