When remediation begins, the "DO NOT DIG" signs will be replaced with a "CAUTION CONTAMINATION AREA" sign that features the trefoil symbol, also know as the radiation warning symbol.

You may have terrible visions of a Geiger counter clicking ominously as you enter your kitchen or putting up a long-term nuclear warning ... all they have to do is look for the symbol. No, not the ...

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 ...

The signs released by the U.S. Army Corps of Engineers warn of "low-level radioactive materials present" near Coldwater Creek in St. Louis.

'Do not dig': Radioactive waste warning signs to go up near Coldwater Creek "We will post the amount of signs necessary to keep people from entering the area," Col. Andy Pannier said.

Doha: The Radiation and Chemical Protection Department at the Ministry of Environment and Climate Change (MoECC) in Qatar has issued a warning against allowing unlicensed individuals in vehicles ...

Federal officials plan to post warning signs along a contaminated suburban St. Louis creek where generations of children were exposed to radioactive material. Coldwater Creek, which winds between ...