The ionizing radiation symbol, featuring three curved blades emanating from a central point, has been used since 1946 to warn workers, scientists and the public of the presence of radioactive material ...

With radiating waves, a skull and crossbones and a running person, a new ionizing radiation warning symbol is being introduced to supplement the traditional international symbol for radiation, the ...

like radioactive materials, has a half life. Beowulf, from only 1,000 years ago, is incomprehensible today. The panel also considered symbols, which seemed like they might be more universal.

For Commuso, it's a win, but she wishes for improvements. "Unfortunately, there's also no universal radioactive symbol on (the sign), so they don't really speak to non-English speaking residents ...

The sign doesn’t acknowledge areas where contamination may be at the surface, doesn’t use the universal symbol for radioactive material and may confuse visitors by referring to the material as ...