The main pipeline from Turkmenistan goes through Russia.

ECONOMIST: Turkmenistan's plight

The country's main oil pipeline suffered a sabotage attack this month.

ECONOMIST: Ecuador: Under the volcano | The

On February 28th and March 1st, American missiles blew up radio relay stations near Mosul in the north that transmit operational data for Iraq's main oil pipeline.

ECONOMIST: Why the bombs are falling on Iraq

Only then is it ready to go into a KMP or EPD main high pressure sales pipeline.

FORBES: We're Headed To $8 Natural Gas

The main ray of light for Lilly is its research pipeline: Richard Evans of Sanford C.

FORBES: Lilly's And Schering's Blockbuster Hangovers

Of greatest concern initially, the Keystone XL pipeline was designed to run through Nebraska's Sandhills, which lie above the Ogallala Aquifer, the main source of drinking water and irrigation for millions of people.

CNN: STORY HIGHLIGHTS