Radial flow pump.
https://www.emergency-wash.org/water/en/technologies/technology/radial-flow-pump
👉🏼 PDF: https://app.box.com/s/ahvbdw4x2s5lhja636qv7dxl5jem8zmd
A Radial Flow Pump (also known as a centrifugal pump) is a velocity pump where a rotating impeller displaces varying amounts of water per rotation depending on the speed of rotation, which throws water outwards at right angles to the shaft. The pump is useful for all phases of an emergency.