Crude oil is calculated by barrel, and a standard barrel is equal to 0. 136 tons of crude oil. Brent crude oil can be traded on the London Intercontinental Exchange and the New York Mercantile Exchange.
Quote: USD and US cents per barrel. Lowest price fluctuation: 0.0 1 USD/barrel. Daily price limit: there is no price limit. Contract unit: 1000 barrels (42,000 gallons). Minimum contract change: 10 USD per contract. This is the quotation for Brent futures crude oil. Brent spot crude oil is more popular than futures crude oil, because there is no delivery date, and futures crude oil is traded by major crude oil companies.