A) Saving money
B) Reducing CO2 emissions
C) Reducing pollutant emissions (CO, HC, NOx, PM, etc)
D) A fun hobby
E) Other (please specify)
A 70%
D 30%
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Learn from the mistakes of others, that way when you mess up you can do so in new and interesting ways.
One mile of road will take you one mile, one mile of runway can take you around the world.
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