Useful Links
Environmental Instruments Canada Inc. provides solid and trustful radiation safety solutions to industries and public. Here, we list some useful links for public service.
Nick's World Collection of Radiation Links is probably the most comprehensive list of radiation related links on the web. It is organized by region.
Integrated Environmental Management Inc. has a pretty good radiation toolbox. Particularly useful are the half-life table, radiation energies, reference values, and exempt quantities.