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*ppmv = [[Parts-per notation|parts per million parts by volume]]

...°[[Fahrenheit (unit)|F]]). The same flue gas with the addition of only 4 [[Parts-per notation|ppmv]] (0.0004 volume %) of SO₃ will have a sulfuric acid dew po

-- ppmv = [[Parts-per notation|parts per million parts by volume]]<br/>

...[Pressure]], [[Bar]], [[U.S. customary units]], [[Specific heat ratio]], [[Parts-per notation]], [[Vapor pressure]], [[Heat of combustion]], [[Meteorology]] and some oth

{{rpr|Parts-per notation}} 1001

In 2010, NIST had an operating budget of about $1.6 [[Parts-per notation#Summary of large number names|billion]]<ref name=Budget>[http://nist.gov/pu

...hat scavenges (removes) the remaining [[oxygen]] in the water to below 5 [[Parts-per notation|parts per billion]] (ppb). It is also dosed with [[pH]] control agents such