Spring is in the Air Bengt Löfstedt General 2023-03-16 View Count 1895 At the home of OPSIS, the phrase ‘spring is in the air’ is an established saying which means long-awaited warmer and longer days and the sense of a new beginning. But what’s in the air in the spring, really? Let’s take a look at seasonal variations of air pollution! Read More »
Gas Concentration Monitoring in the Industry Bengt Löfstedt CEM 2023-02-13 View Count 1747 What industrial needs are there for gas concentration monitoring? Well, it depends on the type of industry, on the rules and regulations governing the industry, and on the production processes in use. Let’s take a closer look! Read More »
High NOx Emissions from Diesel Cars Svante Wallin AQM, Vehicle Emissions 2017-04-27 View Count 6402 Air quality is exposed to 10 times higher NOx emissions from diesel cars than from petrol cars. Read More »
Diesel Cars Banned in Oslo to Fight Air Pollution Svante Wallin AQM, Vehicle Emissions 2017-01-18 View Count 6337 During one day this week, Oslo will ban diesel cars from the road. The ban went into effect on Tuesday on municipal roads based on a weather forecast that predict stabile weather with no wind. Read More »