10 Questions
What is the primary use of asphalt as mentioned in the text?
Paving roads
Where is the largest natural asphalt deposit found, as mentioned in the text?
Trinidad
Which refining process involves no significant changes in the chemical composition of the material?
Fractional Distillation
What is the first phase of separation in the fractional distillation process?
Gasoline distillate
How is temperature increased during steam distillation in refining asphalt?
By using steam or vacuum
What remains at the bottom of the distillation tower in the fractional distillation process?
Heavy residual containing asphalts
In which country is the pitch lake containing the largest natural asphalt deposits located?
Trinidad
What are the primary components of asphalt concrete used in road construction?
Aggregates + Binder
'Destructive Distillation' results in:
Significant changes in composition
What is the key purpose of Fractional Distillation?
To remove volatile materials until petroleum asphalt is left.
Learn about asphalt, commonly known as bitumen, which is used for road construction. Discover its natural deposits and refining process, with a focus on its primary use in the construction of roads.
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