| 11. | Hydrofluoric acid generally should be approached in a Level A suit, instructors said.
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| 12. | To do its deadly work, hydrofluoric acid must first pass through the skin.
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| 13. | Industrially, the mineral is an important source of both phosphoric and hydrofluoric acids.
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| 14. | That meant the hydrofluoric acid was still at work deep inside the tissue.
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| 15. | Priming the equipment, in this case using concentrated hydrofluoric acid, would minimize such problems.
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| 16. | We had a contractor who tried to dump hydrofluoric acid with the normal trash,
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| 17. | The second main option is to use hydrofluoric acid ( HF ) as catalyst.
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| 18. | Hydrofluoric acid has a variety of specialized applications, including its ability to dissolve glass.
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| 19. | Sarin breaks down to hydrofluoric acid that eats through metal.
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| 20. | Concentrated hydrofluoric acid reacts violently with water; the products would then contaminate the experiment.
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