fuel efficiency
noun[U]
NATURAL RESOURCESukus(alsofuel economy)
therelationshipbetween theamountoffuelacaruses and thedistanceittravels:
Hybrids can give up to 40%betterfuelefficiency,dependingon how they aredriven.
ameasureof how muchenergyisproducedby anengineinrelationto theamountoffuelthat it uses:
Dieselenginesgenerallyhavebetterfuelefficiencythangasones.
 This example is from Wikipedia and may be reused under a CC BY-SA license.
This example is from Wikipedia and may be reused under a CC BY-SA license.