"The residual contamination of the lab at 524 Third Street in Richland is miniscule compared to the contamination at the Hanford plant, said PNNL spokesman Greg Koller.
. . . the Research Technology Laboratory has some small spots of radioactive contamination on the concrete floors of five of its labs, said Ruben Trevino, demolition director for the Richland project . . . mostly uranium measured in picocuries."
