1.   A key point for the Energy Department was the ability to decontaminate tons of nickel, a valuable metal that was used in the enrichment process.

2.   Active in both the classroom and in the field, Zantop specialized in economic geology, the study of valuable metals such as copper, gold and silver.

3.   Friends of hers will tell you privately that, likely, she sold valuable metals on the foreign market, which was illegal in Russia.

4.   His work was in economic geology, the study of valuable metals such as copper, gold, and silver.

5.   This makes the metal ions heavier, which means the most valuable metals, copper and zinc, precipitate out and could be sold.

6.   Civilians sold the bricks to construction crews, while servicemen stole weapons or radio parts containing valuable metals for resale to criminals.

7.   Police said they believed the thief was trying to steal valuable nonferrous metals.

8.   Prosecutors say Dogayev and Akhundov smuggled nickel, cobalt and other valuable metals, as well as fish products, to unidentified foreign buyers.

9.   The illegal export of valuable metals and other natural resources has soared in Russia in the past few years.

10.   Thefts of valuable metals have become common in the former Soviet Union.