in tires ?

On 3/10/2012 6:06 PM, Ben T wrote:
> If we're going to be really nitpicky, nitrogen was used even as early as 1887 though mixed with impurities.;-)
>
>
> BenT
> sent from my electro-pneumatic leash
>
> On Mar 10, 2012, at 5:56 PM, Scott Daniel - Turbovans<scottdaniel@TURBOVANS.COM>  wrote:
>
>> if we are being picky ..
>> it's not 'by pressure' ..
>> it's by volume I believe.
>>
>> OK....where was nitrogen in tires first used, and by whom. ?
>> or at least a good early example.
>>
>>
>>
>> On 3/10/2012 4:05 PM, Dave Mcneely wrote:
>>> ---- Craig Cowan<phishman068@GMAIL.COM>   wrote:
>>>> The partial pressure of nitrogen in the atmosphere is 70+ %. You aren't diluting much if you have to add a few psi.
>>> Actually, it is 79+%
>>>
>>>> -craig
>>>>
>>>> On Mar 10, 2012, at 5:07 PM, george jannini<georgejoann@GMAIL.COM>   wrote:
>>>>
>>>>>    Hell why not helium for lower rolling resistance?  Or hydrogen, even
>>>>> lighter.  This is my Vanagon, I've named it Hindenberg...
>>>>>
>>>>> George/ATL
>>> --
>>> David McNeely
>>>