12170. COPPER-WORLD MARKET & USES. Describes the physical and chemical properties, the processes of production, world distribution & ownership, and the mechanisms by which copper metal is traded on the two major commodities exchanges - the LME and COMEX. In the concluding section reference is made to two high profile copper scandals involving the Sumitomo and Coldelco corporations in Chile. 20p. 21f. 23b.