Strategic Petroleum Reserve

Send us Fan Mail Welcome to episode #21. I just learned about the SPR (Strategic Petroleum Reserve) recently. It's four locations in the USA where crude oil is stored in salt caverns! Why do we have this? What is it's purpose? When did SPR come into existence? And why not simply store the oil in above ground tanks? All great questions! Listen to get the answers. Is this stored supply of oil simply for times when the normal supply of oil to the USA is interrupted? Or is the oil used at...