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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