By The Associated Press
FACTORY GAINS: Copper, platinum, palladium and silver rose after U.S. factory orders improved slightly in May. The report raised hopes that demand may strengthen.
MORE AID?: Commodity prices increased broadly on expectations that central banks will do more to promote global economic growth. The speculation grew stronger after disappointing June manufacturing data was released in the U.S. and China.
IRANIAN THREATS: Oil skyrocketed after Iran threatened to block a Persian Gulf shipping route in response to a European embargo of Iranian oil. Iran has sparred for months with the West over its nuclear program.
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