1.   As the fire shed its microscopic radioactive dust over their houses and gardens, they continued to walk about, blissfully unaware.

2.   How much radioactive dust is in my body?

3.   It feels like time spent on the moon, kicking up clouds of radioactive dust.

4.   Officials have still to Decide how the radioactive dust and nuclear fuel inside should be cleaned up.

5.   The doctors there know all about uranium and radioactive dust.

6.   The men breathe air that is filtered to remove any radioactive dust, nerve gases or biological toxins.

7.   Radioactive dust has settled on the Earth, killing off almost all animal life.

8.   The humans are slowly dying because of the radioactive dust caused by a human war.

9.   Among workers who had inhaled or ingested radioactive dust, more than a quarter of cancer deaths were attributed to those workplace exposures.