Air Pollution Part 4 – Reduction Methods Bengt Löfstedt General, AQM, CEM 2023-12-07 View Count 1306 Air pollution is undesirable but there are ways to fight it. We wrap up the series of articles about air pollution by taking a look at what to do about it. Read More »
Air Pollution Part 3 – Sources of Particulates Bengt Löfstedt General, AQM, CEM 2023-11-30 View Count 1505 In this article, we take a closer look at how particulate matter is generated, with emphasis on the smallest fractions which also are the ones with the worst health effects. Read More »
Vehicle Emissions – How to Catch Defeat Devices Bengt Löfstedt Vehicle Emissions 2019-06-27 View Count 3663 The International Council on Clean Transportation has presented a methodology to catch defeat devices circumventing vehicle emission limits. Read more about it and find out how OPSIS can assist in those efforts. Read More »
Who Needs Continuous Emissions Monitoring? Bengt Löfstedt CEM, Vehicle Emissions 2017-10-19 View Count 10236 Continuous emissions monitoring (CEM) is about monitoring air pollutants generated by a specific activity and emitted to the ambient air, typically through a tall stack or other exhaust pipe. Read More »
High NOx Emissions from Diesel Cars Svante Wallin AQM, Vehicle Emissions 2017-04-27 View Count 6401 Air quality is exposed to 10 times higher NOx emissions from diesel cars than from petrol cars. Read More »