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Organic : Air Volume vs. Pressure
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 Message 4 of 10 in Discussion 
From: MSN Nickname·Steve·  in response to Message 3Sent: 1/11/2008 7:38 PM
OK, but:
 
m= y2 - y1/x2-x1
= (100-0) / (0-1)
 
You have a zero value for x2.  But none of the pressures give 1/P = 0.
 
The unit of 1/P is atm.
Nope!  The unit of P is atm, but this is "one over P,"  1/P.