On Tuesday 13 February 2007 08:40, Nat Hager III wrote: > Now you've got my curiosity going. What is 120/80, or whatever else anyone > has? Is it a gauge pressure, relative to the absolute 760 mm atmospheric > pressure? (So the absolute is say, 880/840, etc) > > Guess you don't want you doctor giving you your blood pressure in > megapascals!
It is gauge pressure. 1 kPa is 7.5 mmHg, within one part per myriad. 120 mmHg is 0.016 MPa. Pierre
