Answers. Relevance. Rating Newest Oldest. Best Answer: a Spanish term that was formerly used in the Spanish Empire to designate people of mixed European (Spaniard) and Amerindian ancestry living in the region of Latin America.[1] The word originated from the Romance language / Latin word Mixticius, meaning mixed.
Industry Group Profile - Lead Exposure. Inorganic lead is a malleable, blue-gray, heavy metal that occurs naturally in the Earthâs crust. Lead was one of the first metals used by humans and consequently, the cause of the first recorded occupational disease (lead colic in a 4th century BC metal worker). In 2012, U.S. production of lead was estimated at 1.6 million metric tons; primarily from secondary refining of scrap metal.
Lead (II) sulfate is also partially soluble in diluted hydrogen chloride and nitric acid. It is soluble in sodium hydroxide and ammonium acetate. Lead (II) sulfate, like all lead compounds, is toxic to humans. It is readily absorbed by the skin and can cause injury to the central nervous system and birth defects. Ingesting large quantities of lead (II) sulfate can cause seizures, coma and even death.