By GARY PEACH Associated Press
AUVERE, Estonia May 30, 2013 (AP)
Home to the creators of Skype and the first country to use online voting, Estonia relishes its image as a technological pioneer. But the tiny East European country's most far-reaching economic achievement could come from how it has learned to squeeze oil from a rock.
About 200 feet (60 meters) below ground in northeastern Estonia, very close to the Russian border, miners drill holes in a gray-brown limestone wall as they prepare a series of blasts that will free up a soft brown sedimentary rock that contains oil. This oil shale is then scooped up and sent by conveyer to crushing mills above. From there, the shale will either be burned to create electric power or processed further to produce shale oil, a liquid fuel.
Continue reading here:
Estonia Eager to Teach World About Oil Shale