From Wikipedia, the free encyclopedia

Photo credit: Greenpeace
Oil shale is a source of unconventional oil, which combustion and thermal processing generate atmospheric emissions. Pictured is oil shale being mined by the Viru Keemia Grupp.

From Wikipedia, the free encyclopedia

Photo credit: Greenpeace
Oil shale is a source of unconventional oil, which combustion and thermal processing generate atmospheric emissions. Pictured is oil shale being mined by the Viru Keemia Grupp.


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