For other uses, see Flea (disambiguation). Fleas are small flightless insects that form the order Siphonaptera. As external parasites of mammals and birds, they live by consuming the blood of their hosts. Adults are up to about 3 mm (0.12 in) long and usually brown.
Numbeo allows you to calculate gas prices and gas consumption using information about: 1  fuel efficiency (car consumption for 100km or miles per gallon). 2  distance you are planning to travel (or cities which you intend to visit on your journey).y using car consumption and travel distance, our tool shows you approximately how much gasoline (petrol) your car will consume, an approximate price and also estimates how much will your car depreciate during that trip.
Simply enter the details of your journey above. Whether you want to estimate how much it will cost to fill up your car or to charge a friend for a lift, finding the price for the amount of petrol that is needed for your journey has never been simpler!(Please remember: all prices that are calculated are ESTIMATES ONLY).imply enter the details of your journey above. Whether you want to estimate how much it will cost to fill up your car or to charge a friend for a lift, finding the price for the amount of petrol that is needed for your journey has never been simpler! (Please remember: all prices that are calculated are ESTIMATES ONLY).