User:Planngco/Books/Shales

--Planngco (talk) 13:32, 20 June 2013 (UTC)

Oil Shale, Oil Sands etc

 * Oil Shale vs. Shale Oil
 * Oil shale
 * Shale oil
 * Tight oil


 * Shale Gas
 * Shale gas


 * Oil Sands
 * Oil sands