4 ms·
It's more likely to be soot from coal burning, which was the norm for much of these building's life.
by jnty 8y ago
It's more likely to be soot from coal burning, which was the norm for much of these building's life.
- radicalbyte 8y agoIt's diesel. We cleaned our light-grey house four years ago and it's dark grey again. We're nowhere near a coal power plant (or any heavy industry) but are in a country with a lot of diesel cars.
- blattimwind 8y agoFear not, petrol direct injection basically gives you the same amount of soot as any ol' non-DPF TDI engine :)