URL: https://www.pumpsandsystems.com/sites/default/files/1113/Figure-2-3-4-18b-NPSH-reduction-for-pumps-handling-hydrocarbon-liquids-and-high-temperature-water.jpg
URL2: https://www.pumpsandsystems.com/adverse-effects-mechanical-processes-pump-suction-recirculation-npsh-requirements-vertical-pumps
