| 21. | Sinking them could pollute the oceans with oil and hazardous waste.
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| 22. | FAA officials said ValuJet wasn't authorized to carry hazardous waste materials.
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| 23. | Employees burned hazardous waste and dumped tainted wastewater in the Santa Clara River.
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| 24. | An international agreement known as the Basel Convention regulates traffic in hazardous waste.
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| 25. | Most violations involved the improper labeling and handling of hazardous waste.
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| 26. | The uranium would be filtered out and disposed of in hazardous waste dumps.
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| 27. | Unlined pits on the site contain millions of gallons of other hazardous wastes.
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| 28. | hazardous waste caused chiefly by weapons systems and other military operations.
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| 29. | Some of these wastes that are transported can be hazardous waste.
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| 30. | Repairing and maintaining the equipment resulted in thousands of tons of hazardous waste.
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