organohalogen compound — Introduction any of a class of organic compounds (organic compound) that contain at least one halogen (halogen element) ( fluorine [F], chlorine [Cl], bromine [Br], or iodine [I]) bonded to carbon. They are subdivided into alkyl, vinylic, aryl,… … Universalium
Asthma — For other uses, see Asthma (disambiguation). Asthma Classification and external resources Peak flow meters are used to measure one s peak expiratory flow rate ICD 10 … Wikipedia
Chlorofluorocarbon — A chlorofluorocarbon (CFC) is an organic compound that contains carbon, chlorine, and fluorine, produced as a volatile derivative of methane and ethane. A common subclass are the hydrochlorofluorocarbons (HCFCs), which contain hydrogen, as well.… … Wikipedia
Nanogeoscience — is the study of nanoscale phenomena related to geological systems. Predominantly, this is interrogated by studying environmental nanoparticles between 1 100 nanometers in size. Other applicable fields of study include studying materials with at… … Wikipedia
Organofluorine chemistry — Some important organofluorine compounds. A: fluoromethane B: isoflurane C: a CFC D: an HFC E: triflic acid F: Teflon G: PFOS H: fluorouracil I: fluoxetine Organofluorine chemistry describes the ch … Wikipedia
Список награждённых Национальной медалью науки США — Джошуа Ледерберг (справа) получает Национальную медаль науки из рук Президента США Джорджа Буша старшего Список … Википедия
Ethylene oxide — Oxirane redirects here. For oxiranes as a class of molecules, see epoxide. Ethylene oxide … Wikipedia
Sodium — This article is about the chemical element. For the PlayStation Home game, see Sodium (PlayStation Home). neon ← sodium → magnesium Li ↑ Na ↓ K … Wikipedia
Allergen — An allergen is any substance that can cause an allergy. In technical terms, an allergen is a non parasitic antigen capable of stimulating a type I hypersensitivity reaction in atopic individuals.[1] Most humans mount significant Immunoglobulin E… … Wikipedia
Impact of nanotechnology — Part of a series of articles on the Impact of Nanotechnology … Wikipedia
hydrocarbon — hydrocarbonaceous, adj. /huy dreuh kahr beuhn, huy dreuh kahr /, n. any of a class of compounds containing only hydrogen and carbon, as an alkane, methane, CH4, an alkene, ethylene, C2H4, an alkyne, acetylene, C2H2, or an aromatic compound,… … Universalium