“The main impetus for change was the response of the parties to the collapse of communism.”

“Hit the booster coil before the flywheel loses all its impetus.”

“But the troubles in Northern Ireland added renewed impetus which continues to this day.”

“This type of humidifier has a rapidly rotating fan called an impeller, which turns water droplets into a fine mist.”

“The impeller on the water pump was just about gone and the bushing holding it to the shaft was cracked.”

“Centrifugal pumps are not positive-displacement pumps because the impeller can slip in the liquid.”

“First, what are the impetuses for conducting institutional comparative analysis?”

“The requirements of homogeneous diesel combustion processes give additional impetuses to the continued development of piezo controls for unit injector systems.”

“His 12th-inning home run that struck the left field pole at Fenway Park won Game 6 against Cincinnati and served as one of the impetuses for renewed fan interest in baseball.”