Keystone's 'dilbit' problem

"Dilbit" — drop the word in casual conversation and listeners might think you're talking about the comic strip engineer who can't get a date. But dilbit actually stands for "diluted bitumen," a heretofore obscure oil industry term that may soon be trending on your search engine as controversy deepens over the Keystone XL pipeline, a project to carry oil from the Alberta tar sands to refineries in Texas that has become the nation's most contentious battle between conservative fossil fuel backers and liberal environmentalists.

December 13, 2012