| 1. | The researchers based their findings on dust samples taken from the hangar.
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| 2. | Public agencies have tested thousands of dust samples from lower Manhattan since the attack.
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| 3. | -- Dust samples, collected six times per year, will be taken during entire shifts.
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| 4. | Millette said about 10 percent of a typical dust sample is the finest powderlike particles.
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| 5. | Researchers analyzed dust samples from the homes of 608 of the children in the earlier study.
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| 6. | Dust samples returned from outer space may provide information about conditions in the early solar system.
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| 7. | This week, specialists entered the three-story building in their protective suits to take air and dust samples.
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| 8. | Most of the dust samples were collected within a couple of blocks of the World Trade Center.
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| 9. | SCIM would collect air and dust samples by flying through the atmosphere of Mars without landing or orbiting.
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| 10. | So far more than 1, 000 air and dust samples from Ground Zero have been taken for study.
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मोबाइल