Shutterstock Save for later Print Download Share LinkedIn Twitter Sweet crude is in high demand and the market for it is getting tight as $90 Brent testifies. Unlike previous Covid strains, Omicron has left global demand mostly unscathed, and refiners are now scrambling for feedstock to refill their product inventories. This market is not short of crude overall, but there is a quality mismatch between highly desired lighter, sweeter grades and more widely available heavy, sour crude.