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Politics : Rat's Nest - Chronicles of Collapse -- Ignore unavailable to you. Want to Upgrade?


To: Skywatcher who wrote (5099)11/17/2006 4:48:14 PM
From: Wharf Rat  Read Replies (2) | Respond to of 24223
 
Here is what Walter Younquist has to say about Shale oil. Hydrogen does have to be added.
egj.lib.uidaho.edu

Shale Oil

The production of oil from oil shale has been attempted at various times for nearly 100 years. So far, no venture has proved successful. One problem is that there is no oil in oil shale. It is a material called kerogen. The shale has to be mined, transported, heated to about 900 degrees F, and have hydrogen added to the kerogen to make it flow. The shale pops like popcorn when heated so the resulting volume of shale after the kerogen is taken out is larger than when it was first mined. The disposal problem is large. Net energy recovery would be low at best. It also takes several barrels of water to produce one barrel of oil. The largest shale oil deposits in the world are in the Colorado Plateau, a markedly water poor region. So far shale oil is, as the saying goes: "The fuel of the future and always will be." Fleay (1995) states: "Shale oil is like a mirage that retreats as it is approached." Shale oil will not replace oil.