J
Jim Behning
Guest
On Sun, 25 Nov 2007 22:25:58 -0800 (PST), datakoll
<[email protected]> wrote:
>On Nov 25, 10:46 pm, "David L. Johnson" <[email protected]>
>wrote:
>> Michael Baldwin wrote:
>> > Hello Crazyboy
>>
>> > Is there any truth to the fact that in early the early Tours, racers
>> > inflated tires with CO2. ---- I do not for a fact, however I'd suspect
>> > early sew-ups could have used every advantage possible. Nitrogen has
>> > LESS oxidizing affect on rubber. Also I believe nitrogen molecules are
>> > LARGER than air molecules. That would/could equate to less pressure
>> > loss.
>>
>> It's not just the physical size of the molecules that matters. CO2,
>> which has 3 atoms versus 2 in a molecule of nitrogen (again, these are
>> different things, guys) is larger, but leaks out faster than air, which
>> is mostly nitrogen.
>>
>>
>>
>> > Supposedly, even race car tires use this gas because of its higher
>> > consistency than normal air pressure, over varying tire and track
>> > temperatures.----Unlike compressed air, nitrogen does not introduce
>> > water as a vapor into the tire. It's WATER that makes compressed air
>> > LESS consistent.
>>
>> Bunk. There is actually very little water in air, and probably much
>> more already on the inside surface of the tire before you inflate it.
>>
>> --
>>
>> David L. Johnson
>>
>> Enron's slogan: Respect, Communication, Integrity, and Excellence.
>
>David L. Johnson has not used a 7-11 air pump
I have seen some of those convenience stores compressors spray out
water like it was a pressure washer. I know it would cost too much but
an automatic drain on those compressors would work wonders.
<[email protected]> wrote:
>On Nov 25, 10:46 pm, "David L. Johnson" <[email protected]>
>wrote:
>> Michael Baldwin wrote:
>> > Hello Crazyboy
>>
>> > Is there any truth to the fact that in early the early Tours, racers
>> > inflated tires with CO2. ---- I do not for a fact, however I'd suspect
>> > early sew-ups could have used every advantage possible. Nitrogen has
>> > LESS oxidizing affect on rubber. Also I believe nitrogen molecules are
>> > LARGER than air molecules. That would/could equate to less pressure
>> > loss.
>>
>> It's not just the physical size of the molecules that matters. CO2,
>> which has 3 atoms versus 2 in a molecule of nitrogen (again, these are
>> different things, guys) is larger, but leaks out faster than air, which
>> is mostly nitrogen.
>>
>>
>>
>> > Supposedly, even race car tires use this gas because of its higher
>> > consistency than normal air pressure, over varying tire and track
>> > temperatures.----Unlike compressed air, nitrogen does not introduce
>> > water as a vapor into the tire. It's WATER that makes compressed air
>> > LESS consistent.
>>
>> Bunk. There is actually very little water in air, and probably much
>> more already on the inside surface of the tire before you inflate it.
>>
>> --
>>
>> David L. Johnson
>>
>> Enron's slogan: Respect, Communication, Integrity, and Excellence.
>
>David L. Johnson has not used a 7-11 air pump
I have seen some of those convenience stores compressors spray out
water like it was a pressure washer. I know it would cost too much but
an automatic drain on those compressors would work wonders.