| 11. | The sting of tear gas filled the air.
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| 12. | The specimen also had gas filled floats called pneumatocysts, bladder like structures located near the lamina.
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| 13. | Poison gas filled a coal mine in southern China, killing 18 miners, an official said Thursday.
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| 14. | A potent smell of gas filled the area.
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| 15. | The gas filled the front car and spread to other stations where the train had stopped.
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| 16. | Riot squads and dockworkers clashed at the port; rocks, rubber bullets and tear gas filled the air.
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| 17. | The gas filled the tunnel, killing nine.
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| 18. | Determining the true porosity of a gas filled formation has always been a problem in the oil industry.
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| 19. | C, through a gas filled piston.
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| 20. | Two coal miners suffocated after methane gas filled a mine shaft in southwestern Baluchistan province, a doctor said Sunday.
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