This is the case with [Penguin DIY]’s tiny centrifugal water pump built from 5 ml syringes. The pump is powered by a small 8 mm diameter brushed DC motor, likely the same type that is used for ...

There are a surprisingly small number of water pumps in the typical American ... garden irrigation, and even fountain pumps. There are built-in pumps like sewage pumps to basement sump pumps ...