Something I knew nothing about but have learned a bit on since the beginning of the ill -fated war Trump started, -
Crack Spreads.
Now before Arjun shows up..
Grok
Diesel crack spread is the price difference between diesel (or heating oil) futures and crude oil. It shows the margin refiners earn turning crude into diesel. At a record $102, it signals extreme diesel shortages from Middle East/Ukraine disruptions and low inventories. The post means industry may slow sharply or consumers face major cost spikes in fuel, trucking, farming, and goods.