Word: zinc
(lookup in dictionary)
(lookup stats)
Dates: all
Sort By: most recent first
(reverse)
...actual numbers of men the mining manpower shortage is as small as it is big in results. To operate at capacity, the union estimated that the U.S. copper, lead and zinc mining industry right now needs 10% more than...
...Last April the Bureau of Labor Statistics found that copper, lead and zinc smelting and refining workers averaged $35.18 a week while metal miners averaged $37.28. This compares with $40.22 for steel workers (before their recent wage boost), $45.94 for aircraft workers and $53.30 for shipbuilders...
...liquid around one electrode is illuminated and the other is kept dark, the system becomes a galvanic cell in which chemical energy, formed by the conversion of light, is itself immediately converted into electrical energy." Galvanic cells and batteries-usually making current from the slow dissolving of zinc in sulfuric acid-are not uncommon, but Rabinowitch's is unique in that it will never wear...
...Zinc...
...Many a humble-priced ore, now of great strategic importance, has never been thoroughly prospected in the U.S. Ickes wants the Bureau of Mines and the Geological Survey to explore for more copper, iron, zinc, chromite and lead. His experts know of promising copper sites in eight States, lead in seven, zinc in twelve, chromite in four, and Alaska iron...