Are BMW cars a source of smog?

Every year when it gets colder, in addition to the slogan “winter surprised the road engineers,” the topic of smog and its sources also returns. This problem is not at all new. Successively for many years, the air quality in Polish cities is very bad. Sources of pollution include not only large industry, but also so-called low emissions, i.e. central heating stoves, fireplaces and cars. Admittedly, scientific sources identify many more possible causes of this phenomenon, but we will focus on the closest ones.

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