Science. Because of California’s strict air pollution control policies, deaths attributed to diesel emissions fell by 82% during this time period.
Diesel exhaust contains various pollutants, such as fine particulates that get trapped in the lungs and move into the bloodstream.
The small pieces of soot and other contaminants can lead to lung cancer and heart and asthma attacks.Researchers saw a significant drop in deaths from heart and lung disease caused by diesel fumes in the study.
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