Gerardo R. Alvear

  • Citations Per Year
Learn More
The purpose of this study was to determine if the use of "earthenware dishes" is associated with high blood lead levels in children. Measurements of lead in blood were done in 169 school-children. Of this sample 100 children were selected: 50 of them with the lowest concentration of lead in blood and 50 with the highest. A questionnaire was applied to 39(More)
The ability to efficiently remove impurities contained in concentrates is a key point to consider when selecting copper smelting technology for new plants or modernisation projects. Volatilisation of impurities such As and Sb should occur as early as possible in the process, and preferably in the smelting furnace, so that they do not impact on downstream(More)
  • 1