Topic It is to discover new use concerning iron - semiconductor alloy such as ferro silicon.SolutionsIt is the oxygen activated material, the combustion efficiency improvement material, the plant growth promotion material, the aerobic microorganism activated material, the animal growth promotion activated material, the muscular softening material and the rusted removal rust prevention material and the oxygen activated method of designating the iron and iron - semiconductor alloy which includes the semiconductor as the main component. Selective figure It is not
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