Extraterrestrial Oil Shale
Some comets contain "massive amounts of an organic material almost identical to high grade oil shale," the equivalent of cubic kilometers of such mixed with other material; for instance, corresponding hydrocarbons were detected in a probe fly-by through the tail of Comet Halley during 1986.
Read more about this topic: Oil Shale
Famous quotes containing the word oil:
“It is wise to apply the oil of refined politeness to the mechanism of friendship.”
—Colette [Sidonie Gabrielle Colette] (1873–1954)