Oil drilling, though difficult, is pretty simple when compared to oil shale extraction. Getting oil shale, solidified oil trapped inside rock, to the surface is currently more expensive and environmentally harmful than conventional drilling. How much do you know about this potential fuel source trapped beneath the Earth's crust?
Question 1 of 10
After oil shale is excavated, extreme heat liquefies the trapped fuel and separates it from rock in a process called:
Question 2 of 10
What's the name of the fossil fuel trapped inside the rock?
Question 3 of 10
How much water does it take to produce a barrel of oil shale liquid?
Question 4 of 10
About how much rock is left behind from each barrel of shale-derived oil?
Question 5 of 10
Which of the following issues does the Shell Company's improved oil shale refining process not eliminate?
Question 6 of 10
What's the name of the world's largest oil shale reserve?
Question 7 of 10
About how much crude oil can Green River Formation's reserves produce?
Question 8 of 10
How much oil does the United States consume daily?
Question 9 of 10
At what temperatures will kerogen liquefy?
Question 10 of 10