Carbon Monoxide Headquarters
CO & Motor Vehicles
Table S3. Average In-vehicle Concentrations of CO and CO2 measured during freeway trips in non-peak periods and morning commuter trips for both catalyst-equipped (post-1986) and non-catalyst equipped (pre-1986) motor vehicles.
| Date |
Location/Sample |
Carbon Monoxide (ppm) |
Carbon Dioxide (ppm) |
|
|
|
|
| Post-1986 |
Freeway |
6 |
455 |
| Post-1986 |
Morning Commuter Trip |
16 |
595 |
|
|
|
|
| Pre-1986 |
Freeway |
9 |
467 |
| Pre-1986 |
Morning Commuter Trip |
22 |
659 |
* Background CO2 conc. was 370 ppm.
Ref. - B.L. Duffy & P.F. Nelson (1996) Report to the Roads and Traffic Authority of NSW and the Commonwealth Environment Protection Authority, on Exposure to emissions of benzene, 1,3-butadiene and CO in the cabins of moving motor vehicles. (CSIRO Division of Coal & Energy Technology, P.O. Box 136, North Ryde, NSW 2113, Australia)
...... last changed 02/12/00
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