Know thy enemy - eviltoast
  • No, it is true. It is not the quantity of oil infrastructure, but the grades and types they are. The US crude is mostly light sweet crude after the shift to oil shale. The refinery infrastructure was originally built for heavy crude with high sulfur content. Thus the US imports the type of oil our refineries were built to handle, and exports the portion of the oil that is domestically produced, but the wrong type.