Read about the history of asphalt beginning in the city of Babylon around 615 BCE. Learn how Europeans and Americans began to use it on roads, how businesses competed for a market share and even patented roads, changes to asphalt composition over time, the building boom after World War II, improvements in asphalt plants and road quality, and more recent developments.

Additional Tags

asphalt quality, improvements in asphalt composition, asphalt

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Classroom Considerations

• Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)
• The intended use for this resource is Instructional

• This resource is only available on an unencrypted HTTP website.It should be fine for general use, but don’t use it to share any personally identifiable information