ALCOA ALUMINUM PRODUCTION EDUCATIONAL FILMS BAUXITE MINING, REFINING & SMELTING 55284
35:42
It all started with Charles Martin Hall
20:07
ROCKDALE OPERATIONS 2004
11:49
Emissions-Free Aluminium: Which Technologies are Changing Everything
27:53
1962 PHELPS DODGE / U.S. DEPT. OF INTERIOR COPPER MINING FILM SMELTING, USES OF COPPER 67864
16:58
Aluminum Mining: Inside the World's Largest Aluminum Deposits: Mining & Manufacturing
27:48
A Story Of Lead (1948)
37:42
" THE STORY OF NICKEL " 1930s INCO MINING PROMO FILM FROOD MINE SUDBURY, ONTARIO, CANADA 88184
47:40