• Thumbnail for Polycyclic aromatic hydrocarbon
    A polycyclic aromatic hydrocarbon (PAH) is any member of a class of organic compounds that is composed of multiple fused aromatic rings. Most are produced...
    88 KB (9,075 words) - 17:18, 1 August 2025
  • Thumbnail for Aromatic compound
    nitrogen Polycyclic aromatic hydrocarbons, also known as polynuclear aromatic compounds (PAHs) are aromatic hydrocarbons that consist of fused aromatic rings...
    38 KB (4,130 words) - 20:55, 10 June 2025
  • Chlorinated polycyclic aromatic hydrocarbons (Cl-PAHs) are a group of compounds comprising polycyclic aromatic hydrocarbons with two or more aromatic rings...
    11 KB (1,297 words) - 05:46, 27 May 2025
  • Thumbnail for Abiogenesis
    Interstellar Emission Feature: A Tracer of N in the Interstellar Polycyclic Aromatic Hydrocarbon Population". The Astrophysical Journal. 632 (1): 316–332. Bibcode:2005ApJ...
    204 KB (20,745 words) - 07:48, 31 July 2025
  • Thumbnail for Hydrocarbon
    Cassini–Huygens space probe. Hydrocarbons are also abundant in nebulae forming polycyclic aromatic hydrocarbon compounds. Burning hydrocarbons as fuel, which produces...
    26 KB (2,765 words) - 04:24, 12 July 2025
  • Thumbnail for Chicken wire (chemistry)
    to the mesh structure commonly seen in real chicken wire. Polycyclic aromatic hydrocarbons or graphenes—including fullerenes, carbon nanotubes, and graphite—have...
    6 KB (483 words) - 23:23, 21 July 2025
  • Thumbnail for Naphthalene
    Naphthalene (category Simple aromatic rings)
    organic compound with formula C 10H 8. It is the simplest polycyclic aromatic hydrocarbon, and is a white crystalline solid with a characteristic odor...
    40 KB (3,584 words) - 06:38, 19 July 2025
  • Thumbnail for Sealcoat
    refined coal tar sealants are a significant contributor to polycyclic aromatic hydrocarbon levels in streams and creek beds and that the continual application...
    4 KB (548 words) - 07:02, 19 May 2025
  • Thumbnail for Aryl hydrocarbon receptor
    flavonoids, polyphenols and indoles, as well as synthetic polycyclic aromatic hydrocarbons and dioxin-like compounds. AhR is a cytosolic transcription...
    52 KB (6,002 words) - 19:56, 11 July 2025
  • Thumbnail for Aromaticity
    analogs (benzimidazole, for example). Polycyclic aromatic hydrocarbons are molecules containing two or more simple aromatic rings fused together by sharing...
    22 KB (2,796 words) - 12:52, 23 June 2025
  • Thumbnail for Pyrolysis
    Aihong; Zhang, Yanguo; Williams, Paul T. (16 October 2014). "Polycyclic Aromatic Hydrocarbon Formation from the Pyrolysis/Gasification of Lignin at Different...
    81 KB (8,538 words) - 17:37, 27 July 2025
  • "Synthesis and characterization of teranthene: A singlet biradical polycyclic aromatic hydrocarbon having Kekulé structures". Journal of the American Chemical...
    17 KB (1,603 words) - 01:13, 14 December 2024
  • Thumbnail for Fluorene
    Fluorene (category Polycyclic aromatic hydrocarbons)
    solvents. Although sometimes classified as a polycyclic aromatic hydrocarbon, the five-membered ring has no aromatic properties.[dubious – discuss][citation...
    9 KB (809 words) - 20:47, 26 June 2025
  • Thumbnail for Acenaphthylene
    Acenaphthylene (category Polycyclic aromatic hydrocarbons)
    Acenaphthylene, a polycyclic aromatic hydrocarbon is an ortho- and peri-fused tricyclic hydrocarbon. The molecule resembles naphthalene with positions...
    6 KB (365 words) - 00:43, 26 May 2025
  • [better source needed] Most of the chemical compounds are polycyclic aromatic hydrocarbon: polycyclic aromatic hydrocarbons (4-rings: chrysene, fluoranthene, pyrene,...
    36 KB (3,542 words) - 21:32, 15 July 2025
  • Thumbnail for Mate (drink)
    smoking them and for this reason they contain a high number of polycyclic aromatic hydrocarbons (PAHs), such as benzo(a)pyrene, which are carcinogenic. It...
    45 KB (5,105 words) - 15:19, 20 June 2025
  • Thumbnail for Petroleum jelly
    Petroleum jelly contains mineral oil aromatic hydrocarbons (MOAH). Many MOAH, mainly polycyclic aromatic hydrocarbons (PAH), are considered carcinogenic...
    27 KB (3,126 words) - 08:47, 13 June 2025
  • including: Polycyclic musks Polycyclic aromatic hydrocarbon Chlorinated polycyclic aromatic hydrocarbon Contorted polycyclic aromatic hydrocarbon Polycyclic group...
    534 bytes (96 words) - 02:10, 3 August 2018
  • Thumbnail for Acenaphthene
    Acenaphthene (category Polycyclic aromatic hydrocarbons)
    Acenaphthene is a polycyclic aromatic hydrocarbon (PAH) consisting of naphthalene with an ethylene bridge connecting positions 1 and 8. It is a colourless...
    6 KB (345 words) - 09:03, 27 March 2025
  • Thumbnail for Cosmic dust
    Interstellar Emission Feature: A Tracer of N in the Interstellar Polycyclic Aromatic Hydrocarbon Population". Astrophysical Journal. 632 (1): 316–332. Bibcode:2005ApJ...
    52 KB (5,859 words) - 09:34, 3 July 2025
  • Thumbnail for Perylene
    Perylene (category Polycyclic aromatic hydrocarbons)
    Perylene or perilene is a polycyclic aromatic hydrocarbon with the chemical formula C20H12, occurring as a brown solid. It or its derivatives may be carcinogenic...
    5 KB (422 words) - 14:35, 24 March 2025
  • Thumbnail for Pyrene
    Pyrene (category Polycyclic aromatic hydrocarbons)
    Pyrene is a polycyclic aromatic hydrocarbon (PAH) consisting of four fused benzene rings, resulting in a flat aromatic system. The chemical formula is...
    13 KB (1,117 words) - 03:26, 11 March 2025
  • Thumbnail for Carbon black
    and significantly lower (negligible and non-bioavailable) polycyclic aromatic hydrocarbon (PAH) content. Carbon black is used as a colorant and reinforcing...
    26 KB (2,899 words) - 13:39, 15 July 2025
  • Thumbnail for Polycyclic compound
    the term polycyclic includes polycyclic aromatic compounds, including polycyclic aromatic hydrocarbons, as well as heterocyclic aromatic compounds with...
    3 KB (226 words) - 00:02, 22 February 2024
  • Thumbnail for Smoke
    of hydrocarbons, both aliphatic (methane, ethane, ethylene, acetylene) and aromatic (benzene and its derivates, polycyclic aromatic hydrocarbons; e.g...
    62 KB (6,469 words) - 12:15, 27 June 2025
  • Thumbnail for 2,6-Dimethylnaphthalene
    2,6-Dimethylnaphthalene (category Aromatic hydrocarbons)
    2,6-Dimethylnaphthalene (2,6-DMN) is a polycyclic aromatic hydrocarbon. It is one of the ten dimethylnaphthalene isomers, which are derived from naphthalene...
    4 KB (383 words) - 09:04, 28 March 2023
  • Thumbnail for Hydrocarbon keratosis
    that occurs in people who have been occupationally exposed to polycyclic aromatic hydrocarbons.: 728  Freedberg, et al. (2003). Fitzpatrick's Dermatology...
    1 KB (54 words) - 03:08, 13 August 2024
  • Thumbnail for Soot
    petroleum coke classified as cokes or char. It can include polycyclic aromatic hydrocarbons and heavy metals like mercury. Soot causes various types of...
    24 KB (2,720 words) - 08:40, 15 July 2025
  • Thumbnail for Benz(a)anthracene
    Benz(a)anthracene (category Polycyclic aromatic hydrocarbons)
    Benz[a]anthracene or benzo[a]anthracene is a polycyclic aromatic hydrocarbon with the chemical formula C18H12. It is produced during incomplete combustion...
    4 KB (171 words) - 23:47, 29 December 2023
  • Thumbnail for 9,10-Dihydroanthracene
    10-Dihydroanthracene is an organic compound that is derived from the polycyclic aromatic hydrocarbon anthracene. Several isomers of dihydroanthracene are known...
    3 KB (235 words) - 23:31, 21 April 2024