Oil prices gained on Tuesday after fuel demand turned positive as lockdowns began to ease in some parts of the world.
West Texas Intermediate crude futures were up 6.5%, or $1.33, at $21.72 per barrel.
Brent crude futures rose 4.8%, or $1.31, at $28.51 per barrel.
The market mood eased after U.S. states and countries in Europe and Asia lifted lockdown measures.
In April, global oil demand plunged 30%. Analysts say that recovery from the decline would take months or years.
As major producers slashed output, the market dismissed a Texas energy regulator s decision to stop a proposed 20% cut.
U.S. crude reserves rose for the 15th consecutive week, while oil inventories filled last week.
https://www.umarkets.com/en/news/oil-prices-gain-on-positive-demand-outlook