We all know that living in the city and even in some sprawling towns has become a dangerous proposition in terms of health risks due to pollution and, in spite of all the efforts done to mitigate it or address it through clean-air laws, the fight has not been quite successful in many regions. The best that the individual can do is to take some simple steps to minimize the aggravation that pollution brings, steps which can be easily done or resorted to at minimal or no cost at all.