Comment Comment by MasterPI > pervasive pea soup of diesel smogHow do you know it's smog caused by diesel? LA has suffered (don't know how is it today) for years from smog and the majority of the vehicles there are petrol. I mean you can't blame it all on diesel. parent MasterPI 8 years ago
How do you know it's smog caused by diesel? LA has suffered (don't know how is it today) for years from smog and the majority of the vehicles there are petrol. I mean you can't blame it all on diesel.