Radiation is a fact of everyday life. It cannot be eliminated, only
reduced to acceptable levels. The state of Wisconsin works to minimize
the public's unnecessary exposure to radiation through several programs.
Simply put, ionizing radiation consists of ejected particles and released energy
from unstable isotopes. The four main types of radiation of concern
are alpha, beta, gamma and neutron.
Below is the symbol for radiation.
Questions are welcome on all aspects of radiation protection.
Last Revised: December 28, 2011