Commodity market may include interest rates, environmental instruments, swaps, or freight contracts. Source: International Trade Centre Energy commodities include crude oil particularly West Texas Intermediate (WTI) crude oil and Brent crude oil, natural gas, heating oil, ethanol and purified terephthalic acid. Hedging is a common practice for these commodities. For many years, West Texas Intermediate (WTI) crude oil, a light, sweet crude oil, was the world’s most-traded commodity. WTI is a grade used as a benchmark in oil pricing. It is the underlying commodity of Chicago Mercantile Exchange's oil futures contracts. WTI is often referenced in news reports on oil prices, alongside
Sweet and sour Sweet and sour Sweet and sour is a generic term that encompasses many styles of sauce, cuisine and cooking methods. It is commonly used in China, has been used in England since the Middle Ages, and remains popular in Europe and in the Americas. Some authors say that the original sweet and sour sauce () came from the Chinese province of Hunan, but the sauce in this area is a light vinegar and sugar mixture not resembling what most people, including the Chinese, would call sweet and sour. Many places in China use a sweet and sour sauce as a