Diesel fumes,an air pollutant has been ruled an importnat health risk factor. This makes it a public health concern as passive smoking and poses the same threat.
The fumes when inhaled makes diesel exhaust a health risk factor for cancer.
In a new ruling the World Health Organization(WHO) declared it a health risk, it is now classified as carcinogenic.
Since a lot of people are exposed to diesel fumes there could be many cases of lung cancer caused by it, although the risk of getting the disease is small.
Read about the report by clicking on the link.