preserve in 1975 after the oil prices in the early 70s, after the release of 180 million barrels, the lowest level since 1984, and 180 million off of that. it was meant for short-term shocks like a hurricane or fire, not long-term solution like president biden is hoping for. >> if the administration really wants to be strategic here, they will promote the production of oil and gas in the united states through development on federal lands and waters. they'll stop restricting access to pipeline infrastructure. those are the things that are going to provide relief for americans at the pump. >> the reserves are kept in salt domes, the most environmentally way to store, as much as 720 million barrels in 2009. they say there's more than enough untapped oil in the u.s.