uncontaminated in a sentence

Examples

1. He said that keeping the new fuel bundles uncontaminated " is a good way of doing business ."
2. For control purposes, testing was also done at nearby Three Mile Pond in Sheffield, which is considered uncontaminated.
3. Earlier methods required large uncontaminated samples, but these were impossible to get because of damage from original conservation methods.
4. The company insisted on switching to vermiculite that Grace mined in South Carolina, which apparently was uncontaminated by tremolite.
5. Heroic efforts during extraordinary moments in history are almost never clean, simple narratives uncontaminated by human foibles and disorder.
6. By last year, Foundry Cove worms were no less resistant to the metal than worms from an uncontaminated area.
7. In order to build the city, the ground was covered with a two-meter layer of uncontaminated soil.
8. At this wavelength many ship tracks appear as bright lines that can be distinguished from the surrounding, uncontaminated clouds.
9. There is some evidence that DNA extracted from purified uncontaminated round bodies ( Rhinosporidium seeberi ) is of cyanobacterium origin.
10. The national park with its unique richness of uncontaminated " humus ", has been an interest of studies recently.