Re: Fuel Efficient Cars (was Oil Economics)

From: Brian Atkins (brian@posthuman.com)
Date: Sat Feb 08 2003 - 11:15:49 MST

  • Next message: spike66: "Re: Road Safety by Country (was Fuel Efficient Cars)"

    Alfio Puglisi wrote:> On Fri, 7 Feb 2003, Lee Daniel Crocker wrote:
    >
    >
    >>>>That is part of what I was getting at when I said that micro cars
    >>>>lead to a different style of driving. 'Aggressive' drivers won't
    >>>>last long in a micro.
    >>
    >>>I guess here in Italy we are all going to die :-))
    >>
    >>Alfio makes a good point: the traffic fatality rate in Italy is
    >>about 12 per 100,000; in the US it's about 15. So "safety" can't
    >>be the primary explanation for the absence of micros from the US
    >>market. Perceived safety, perhaps.
    >
    >
    > In a mixed environment of SUVs and micros, big cars have a safety
    > advantage, since they'll receive a relatively smaller amount of energy in
    > a car-car collision, while the small car will have a much more difficult
    > job.
    > When almost all cars are of the same size, there are no safety advandages:
    > bigger cars will take a lot of energy before crushing their occupants, but
    > every collision will involve a bigger amount of energy.
    >

    Lee you ought to Google for a video file I saw once where Mercedes did a
    head on crash of their A class (tiny little Euro thing) into their S
    class. The A literally bounced off the S and ended up on its side as I
    recall... mass matters. I wonder if it would make more sense to spend
    money on a quite old used (but very heavy) vehicle vs. buying a new more
    advanced but lighter one; which is worth more safety-wise in a
    collision: modern safety design and airbags or simple mass?

    -- 
    Brian Atkins
    Singularity Institute for Artificial Intelligence
    http://www.singinst.org/
    


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