Radon is a naturally occurring radioactive gas that is produced by the radioactive decay of radium. Breathing high concentrations of radon can cause lung cancer.ery high levels of radon (above 10 or 15 pCi/L) are definitely dangerous. There are homes with these concentrations! Lower levels (2 to 10 pCi/L) are probably somewhat dangerous, with higher levels leading to higher risks.
An actuary is a business professional who deals with the measurement and management of risk and uncertainty (BeAnActuary 2011a). The name of the corresponding profession is actuarial science.n actuary is a business professional who deals with the measurement and management of risk and uncertainty (BeAnActuary 2011a). The name of the corresponding profession is actuarial science.
An actuary will use math, statistics, and financial theory, plus tools like databases and statistical software, to determine the risk involved in insuring someone based on their age, driving history, and the type of car they own.