"D. Glenn Arthur Jr." <[EMAIL PROTECTED]> wrote:

>Jostein wrote:
>> IIRC, the altitude where jumbo jet pollution happens offsets the
>> efficiency. The same amount of exhausts do a lot more damage up there.
>
>Which reminds me ... Are fighters actually much louder than
>jetliners, or is it just that when they pass over my house 
>they do so at a much lower altitude than jetliners do?

They're probably louder. Fighters are powered by straight turbojets
rather than high-bypass fanjets. Also, being rather, ah... utilitarian,
in design, fighters have little devoted to noise abatement technology
for its own sake ;-)

-- 
Mark Roberts
Photography and writing
www.robertstech.com

Reply via email to