transportation

2007-05-09 Thread jon louis mann
wonderful dream, max, but could you smole a pipe on a zeppelin; would they be hydrogen or helium? how would you avoid another hindenberg? jlm Luxury Zeppelins. I think it's high time we had nice luxury zeppelin travel. Floating 5-star bars in the sky with ample leg room and good views. No

transportation

2007-05-09 Thread jon louis mann
So what about all of the packages — and people — that (in the words of the commercial) absolutely, positively, have to be there by 9 AM? -- Ronn! :) for the present, those people have to be satisfied, but some day, in the not too distant furure, it will no longer be realistic to ship freight

Re: transportation

2007-05-09 Thread Gwern Branwen
On 0, jon louis mann [EMAIL PROTECTED] scribbled: wonderful dream, max, but could you smole a pipe on a zeppelin; would they be hydrogen or helium? how would you avoid another hindenberg? jlm As I recall, wasn't the Hindenburg disaster due to the flammable paint and a known design flaw

Re: transportation

2007-05-09 Thread Alberto Monteiro
Gwern Branwen wrote: As I recall, wasn't the Hindenburg disaster due to the flammable paint and a known design flaw which allowed the buildup of static electricity? I have little doubt we could do better today. Helium could be used instead of Hydrogen. If cost is the problem, then use

Transportation

2007-05-09 Thread jon louis mann
Helium could be used instead of Hydrogen. If cost is the problem, then use Methane. Alberto Monteiro, who can't count. lots of methane in new zealand - 70m sheep, each emitting a barrel a day here is another source: http://www.ciesin.org/TG/AG/ricecult.html jlm

Re: transportation

2007-05-09 Thread Max Battcher
On 5/9/07, Alberto Monteiro [EMAIL PROTECTED] wrote: Gwern Branwen wrote: As I recall, wasn't the Hindenburg disaster due to the flammable paint and a known design flaw which allowed the buildup of static electricity? I have little doubt we could do better today. Helium could be used

Re: transportation

2007-05-09 Thread Max Battcher
On 5/9/07, jon louis mann [EMAIL PROTECTED] wrote: So what about all of the packages — and people — that (in the words of the commercial) absolutely, positively, have to be there by 9 AM? -- Ronn! :) for the present, those people have to be satisfied, but some day, in the not too distant

Re: transportation

2007-05-09 Thread Julia Thompson
Max Battcher wrote: On 5/9/07, jon louis mann [EMAIL PROTECTED] wrote: So what about all of the packages — and people — that (in the words of the commercial) absolutely, positively, have to be there by 9 AM? -- Ronn! :) for the present, those people have to be satisfied, but some day, in

The economics of interface transportation

2003-07-05 Thread Richard Baker
I know that Gautam, at least, enjoyed my article The economics of space transportation and thought that some of you might be interested in the second part of my series on the economics of space. This one is called The economics of interface transportation and covers the launch vehicle market