Briefly.Byline: The Register-Guard
FBI still investigating
radiation in IRS An abbreviation for the Internal Revenue Service, a federal agency charged with the responsibility of administering and enforcing internal revenue laws. letter
The FBI was no closer to solving the mystery Thursday of how letters sent from Eugene to the Internal Revenue Service became contaminated contaminated,
v 1. made radioactive by the addition of small quantities of radioactive material.
2. made contaminated by adding infective or radiographic materials.
3. an infective surface or object. with a substance that emitted low levels of radiation.
The dozen or so letters with no return address were mailed from Eugene to the IRS office in Ogden, Utah Ogden is the county seat of Weber County,GR6 Utah, United States. A 2006 estimate placed its population at 78,086. The city served as a major railway hub through much of its history, and still handles a great deal of freight rail traffic which makes it a , FBI spokeswoman Beth Anne Steele
The drowning of her betrothed, a Mr. said. At least one of the letters contained a suspicious substance that, in initial testing, showed harmlessly low levels of radiation.
On Tuesday, the Eugene fire department's hazardous materials team inspected a mail-sorting facility in Springfield, and found low levels of radiation in two vacuums used to clean the sorting machines each day, Steele said. A radiation safety officer said the low radiation levels posed no health risk to workers or the general public, she said.
Investigators believe the letters were likely mailed from the central Willamette Valley area last week. Under federal law, threatening to use a weapon of mass destruction weapon of mass destruction (WMD)
Weapon with the capacity to inflict death and destruction indiscriminately and on a massive scale. The term has been in currency since at least 1937, when it was used to describe massed formations of bomber aircraft. can carry the same penalty of actually using such a weapon - up to life in prison.