Cazuela de Vaca (Beef and Pumpkin Stew) This hearty Chilean stew of beef, corn, and pumpkin is a one dish meal. The main ingredients are stewed in serving-sized pieces, so that each person receives a large piece surrounded by a broth with the other vegetables.
Quick Answer. A rotary vane vacuum pump works by using centrifugal force to turn blades against the circular surface of a cylinder whereby pockets of air are pushed from an inlet port to an outlet port as air pressure increases.
Vertical turbine pumps are a vertical shaft pump that is designed to fit in a bore-hole well. Can also pump out of open reservoir, river, intake structure, or tank, or can be mounted in barrel for booster pump applications. Pump can have one or more impellers and diffuser bowls, depending on total head requirement.