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.
Workplace exposures. Lead poisoning in adults is usually due to lead exposures in the workplace. Workers can inhale lead dust or fumes, or swallow dust while eating, drinking, or smoking through hand-to-mouth contact.Workers who perform certain jobs and activities are at a higher risk for lead poisoning. simple blood lead test is the only way to find out if an adult has lead poisoning. The test, known as a blood lead level (BLL), measures how much lead is in your body. If you think you are exposed to lead at work or at home, as your employer or family physician for a blood lead test.