millisievert

• “A thousandth of a sievert, which has no detectable effect on health, is called a millisievert.”

  Forbes.com: News

• “Even if fish caught just outside the 0.6-mile radius of the plant are consumed every day for a year, the amount of radiation will total only 0.6 millisievert per year, a quarter of the amount humans usually receive naturally, it said.”

  The Wall Street Journal: Japan Utility Dumps Radioactive Water

• “The real problem was the 50 millisievert rule," he says.”

  The Wall Street Journal: Murky Science Clouded Japan Nuclear Response

• “At one spot, radioactivity was high enough that someone who stood there 24 hours a day would be exposed to an accumulated radiation of 160 millisieverts in a year—well above the 100 millisievert danger level.”

  The Wall Street Journal: Murky Science Clouded Japan Nuclear Response

• “The water found in the trench at the No. 1 unit was determined to have a radioactivity level of 0.4 millisievert per hour, a small fraction of that at No.”

  The Wall Street Journal: At Plant, Toxic Pools Threaten to Spill

• “A millisievert is one of several ways to measure the dose of radiation.”

  The Huffington Post: Shannon Brownlee: Why We Should Think Twice About Getting A CT Scan

• “Tepco has said the level stands at just 0.4 millisievert per year along the boundary of the plant compound, well below the normal limit of one millisievert for ordinary citizens.”

  The Wall Street Journal: Tokyo Says Evacuations Near Plant to Be Extended

• “Exposure at the upper end of the range, at 400 millisievert is equivalent to 40 rem.”

  The Wall Street Journal: Japan's Nuclear Crisis Escalates

• “In the long run, Japan is aiming to reduce radiation levels to one millisievert per year or less—a goal that may be hard to achieve in some places, experts say.”

  The Wall Street Journal: Radiation Cleanup Confounds Japan

• “After local officials complained, the government expanded the cleanup area to a zone with exposure of one millisievert or more—an estimated 4,500 square miles of land.”

  The Wall Street Journal: Radiation Cleanup Confounds Japan

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