For example, a crude oil contract futures contract is 1,000 barrels of oil. (investopedia.com)
As crude oil rose over $ 130 / barrel, the exchanges moved to put limits on oil contracts. (alephblog.com)
Let us say, for example, that a forward oil contract for twelve months in the future is selling for $ 100 today, while today's spot price is $ 75. (en.wikipedia.org)