VPPM

(redirected from Volumetric Parts per Million)
AcronymDefinition
VPPMVolumetric Parts per Million (measurement)
References in periodicals archive ?
In field tests, the burner demonstrated NOx emissions as low as 6.7 volumetric parts per million (vppm) and CO levels as low as 3 vppm in a 20 million Btu/hr watertube boiler.
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