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.
Actuarial Science. The typical major for students wanting to become an actuary is actuarial science. Though employers may hire students holding degrees in other majors, employers may show preference to actuarial science graduates. Actuarial science is the study of the mathematical concepts used by actuaries to calculate risk.