1.   A picocurie is a unit by which radiation is measured.

2.   Neither Premak nor her co-worker, Natasha Poplegina, were wearing their dosimeters, which measures radiation, while gardening.

3.   No detectable radiation was measured away from the plant, officials said.

4.   Other instruments on the EarthData plane are taking photographs and measuring thermal radiation emanating from the surface to track the underground fires.

5.   The space observatory used the telescopes to observe and measure ultraviolet radiation from celestial objects.

6.   The third, designed by NASA to measure radiation for future manned flight, is on the fritz.

7.   While a graduate student, he began to measure background radiation coming from the earth, so it could be distinguished from cosmic radiation.

8.   At border check points, radiation is measured by applying a meter directly to the thyroid, while in the hospital, the meter is held at a distance.

9.   Germany sent troops to a former military compound in Bosnia to measure radiation, and reported finding no indication that plutonium was present in the ammunition found there.

10.   He spent months measuring radiation, sometimes standing on the roof as the reactor spewed deadly particles.