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Sunday, December 4, 2011

Mobile Sources Should Be Easy Fix


 Mobile sources include cars and trucks, of course, but also lawn mowers, airplanes and anything else that moves and puts pollution into the air. Motor vehicles emit several pollutants that EPA classifies as probable human carcinogens. EPA estimates that mobile (car, truck, bus, tractors and snowmobiles) sources of air toxics account for some cancers attributed to outdoor sources of air toxics. This estimate is not based on actual cancer cases, but on models that predict cancers that could be expected.

Some toxic compounds are present in gasoline and are emitted to the air
when gasoline evaporates or passes through the engine as unburned fuel.
Benzene, for example, is a component of gasoline. Cars emit small
quantities of benzene in unburned fuel, or as vapor when gasoline
evaporates.

A significant amount of automotive benzene comes from the incomplete
combustion of compounds in gasoline such as toluene and xylene that
are chemically very similar to benzene. These mobile source pollutants undergo chemical reactions in the atmosphere. (EPA)

So how can you make a difference? Well for starters you can drive less. If everyone droves one day less and biked for example we could cut back immensely on harmful emissions. One easy solution to this problem is to carpool, take public transit, or ride a bike. A unique iea would be to set up a carpool hotline at work or school so others could contribute to sustainability as well. It might be a little uncomfortable at first but the results are worth it.

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