| 21. | Isomerization reactions can also be found with specific aromatic hydrocarbons.
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| 22. | Hydrocarbons are also abundant in nebulae forming polycyclic aromatic hydrocarbon ( PAH ) compounds.
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| 23. | Novosphingobium indicum hasd the ability to degrade polycyclic aromatic hydrocarbon.
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| 24. | Among them are the polycyclic aromatic hydrocarbons, PAHs, which are known or suspected carcinogens.
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| 25. | Polystyrene, being an aromatic hydrocarbon, typically combusts incompletely as indicated by the sooty flame.
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| 26. | Alternatively, soot is produced by laser ablation of graphite or pyrolysis of aromatic hydrocarbons.
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| 27. | Crude contains varying concentrations of polycyclic aromatic hydrocarbons considered carcinogenic.
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| 28. | It is probably incompatible with amines, aromatic hydrocarbons, and ethers.
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| 29. | "' Terphenyls "'are a group of closely related aromatic hydrocarbons.
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| 30. | The chemicals are technically known as polycyclic aromatic hydrocarbons.
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