File:NYMEX Light Sweet Crude Oil prices from 2005 to 2008-12-02.svg - Wikimedia Commons
Types of Crude Oil: Heavy vs Light, Sweet vs Sour, and TAN count | Kimray
Comin' to America - Major Changes in Crude Oil Imports as Refineries' Needs Shift | RBN Energy
Light on the Top, Heavy on the Bottom: A Crude Oil Refinery Primer - Canary, LLC
CRUDE AND GAS – SEAS Petrochemicals and Lubricants FZE
U.S. Energy Information Administration - EIA - Independent Statistics and Analysis
Types of Crude Oil: Heavy vs Light, Sweet vs Sour, and TAN count | Kimray
Types of Crude Oil: Heavy vs Light, Sweet vs Sour, and TAN count | Kimray
It Ain't Heavy, It's the Bakken – What does the huge shift to light crude production mean for refinery runs, price differentials and margins? | RBN Energy
What is the Difference between WTI and Brent Crude Oil? – FocusEconomics