B. Lead is a naturally occurring element that is used in the manufacturing of many industrial and domestic products. Health problems associated with the over exposure to lead are anemia, birth defects, bone damage, neurological damage, kidney damage, and others. Exposure is by ingestion and inhalation. Children are particularly at risk from eating peeling lead paint. The prevalence of very high blood lead levels among young children declined significantly between 1984 and 1994 primarily because the removal of lead from gasoline.
Occupational exposure is a major source of lead intake for adults.
Solutions for the prevention of lead poisoning include education, regulation, and prudent behavior. Physical hazards include airborne particles, humidity, equipment design and radiation. A. Radon contamination results from over exposure to radon gas. Radon gas arises naturally from the earth and sometimes occurs at dangerous levels in buildings and homes. Breathing in radon gas can cause lung cancer.