Here are the prices of some key commodities traded in New York on Wednesday:
The price of crude oil slid $2.41 to close at $100.29 a barrel after a series of reports on jobs and manufacturing sparked concerns that the U.S. economic recovery may be starting to stagnate.
Coffee prices fell almost 9 cents to $2.56 a pound.
Copper fell 7 cents to $4.10 per pound.
Cocoa declined $46 to finish the day's trading at $2,953 a ton.
In Chicago trading, wheat prices fell 23 cents to end at $7.59 a bushel.
Rice prices fell 50 cents to close at $14.56 a hundredweight