You can buy your next year's worth of gasoline at today's prices using an ETF instead of physical storage. Same with beef, pork, wheat, and anything else you have the dollars for. But if you believe Trump then you won't because Israel is our greatest friend and they won't attack Beruit and they won't retaliate against Iran when Iran retaliates against them for attacking Beruit and the straight of Iran opens Monday.
Pic related, but they won't let you see it.