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Whether any farmers, foresters, doctors, or nutritionists were specifically informed of these studies is not known. Apparently no one at USDA’s Beltsville headquarters became very excited over the value of the rock dust for soil building and nutritional uplift, as another more recent article on cement dust in Science (Maugh, 1978) indicates. | BRITISH David Gradd0 COUNCIL English Next Why global English may mean the end of English as a Foreign Language David Graddol BRITISH .