Here are the prices of some key commodities traded in New York on Wednesday:
Crude oil prices fell $1 to end at $85.92 a barrel.
Coffee futures dropped more than 8 cents to close at $2.52 a pound.
Copper prices moved up nearly 4 cents to close at $3.75 a pound.
Cocoa futures dropped $3 to close at $2,727 a ton.
In Chicago trading, wheat prices lost 8 cents to close at $6.66 a bushel.
Rice prices dropped 8 cents to end at $17.12 per hundredweight.