| Article ID | Journal | Published Year | Pages | File Type |
|---|---|---|---|---|
| 6318493 | Environmental Pollution | 2012 | 10 Pages |
Abstract
⺠Emissions collected in 3 different periods to examine changes in emission over time. ⺠LPG vehicles generally emit more gaseous pollutants compared to other vehicles. ⺠Large increase in emissions from modern petrol/LPG vehicles after 2 years' operation. ⺠CO and NO emissions of modern diesel vehicles are similar to those of older vehicles.
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Authors
Jason Lau, W.T. Hung, C.S. Cheung,