Considering that BP was drilling into their Tiber oil field find at that it is estimated to contain 4 to 6 billion barrels (640×10^6 to 950×10^6 m3) of oil under high pressure.

(may be broke/outdated!)
Considering that BP was drilling into their Tiber oil field find at that it is estimated to contain 4 to 6 billion barrels (640×10^6 to 950×10^6 m3) of oil under high pressure.