Skip to main content
. Author manuscript; available in PMC: 2015 May 1.
Published in final edited form as: Inhal Toxicol. 2014 May;26(6):353–360. doi: 10.3109/08958378.2014.897776

Table 2.

Test atmosphere concentrations of nitrogen oxides (NOx), particulate matter (PM), and carbon monoxide (CO).

Exposure Atmosphere
Composition
Units MVE MVE-PM MVE-Gases Control
Nitrogen Oxides (NOx) ppm 27 ± 6 28 ± 9 1 ± 1 0 ±0.05
Carbon Monoxide (CO) ppm 99 ± 9 99 ± 10 4 ± 3 0.5 ± 0.1
Particle Mass µg/m3 295 ± 51 12 ± 9 295 ± 55 8 ± 5