1.In addition to use as a transportation fuel, what are three interesting uses for petroleum? ink, floor wax, ballpoint pens-What are three other uses that are very important to us? MotorcycleHelmet, Dashboards, Football Helmets
2.According to the Department of Transportation, how many gasoline and diesel-fueled motor vehicles are currently on U.S. roads? 6,317,148
3. According to the Census Bureau, how many people currently live in the U.S? 318,039,893.What is the current global population? 7,165,938,899.What percentage of people all live in the U.S? 318,882,103.