crossleydd42 wrote: »
56mph is used because it is the highest speed one can travel at without incurring wind resistance. I usually push my driving up to 60mph as wind resistence is still not very significant. The difference in fuel consumption between 60mph and 70mph is very significant, though.
kaya wrote: »
you cannnot accuratley judge fuel efficiency by volume guys and gals, sorry, petrol increases and decreases in volume according to its temperature, the only way to accurately judge fuel economy would be to weigh the fuel in the tank before and after the test period, trip computers in cars arent too good either, putting a different set of wheels/tyres on your car can make a huge difference to the reading also as your changing the outer circumference of the wheels
racheldawson wrote: »
No one seems to have mentioned the email going about suggesting a boycott of BP and Shell, for those who are interested here it is;
feyaz wrote: »
Lets all do this, decrease traffic flow and increase congestion even more, if you want to get to places slowly then walk or take the bus.
charlieheard wrote: »
It also means that the shortest route is seldom the most economical, as it usually involves lots of junctions and minor roads. (Unless you're travelling on a bicycle, of course, where the cruising speed isn't very high, so distance is more important than cruising. )
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