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Terms for subject Environment (24829 entries)
Polychlorterphenyle polychlorinated terphenyl
Polychlorterphenyle polychlorinated terphenyl (Compounds consisting of three benzene rings linked to each other in either ortho, meta or para positions and substituted with chlorine atoms)
polychromatische Strahlung polychromatic radiation
Polygon polygon (In the vector type of GIS internal data organization spatial data are conveniently divided into point, line and polygon types. Some vector GIS store information in the form of points, line segments and point pairs; others maintain close lists of points defining polygon regions)
polyhalin polyhaline
Polyisocyanat polyurethane
Polymer polymer (Substance made of giant molecules formed by the union of simple molecules (monomers))
Polymerisation polymerisation (1. The bonding of two or more monomers to produce a polymer. 2. Any chemical reaction that produces such a bonding)
Polyurethansprühschaumstoff polyurethane spray foam
Polyvinylchlorid polyvinyl chloride (Polymer of vinyl chloride; tasteless, odourless; insoluble in most organic solvents; a member of the family of vinyl resins, PVC)
Polyzyklische aromatische Kohlenwasserstoffe polycyclic aromatic hydrocarbon (Hydrocarbons containing two or more closed rings of atoms)
Polyzyklische aromatische Kohlenwasserstoffe polycyclic aromatic hydrocarbon
polyzyklische aromatische Verbindungen polycyclic aromatic compounds
Polyzyklischer Kohlenwasserstoff polycyclic hydrocarbon
Polyzyklischer Kohlenwasserstoff polycyclic hydrocarbon (Hydrocarbon molecule with two or more nuclei; examples are naphtalene, with two benzene rings side by side, or diphenyl, with two bond-connected benzene rings. Also known as polynuclear hydrocarbon)
Pontisches Gebiet Pontic province
Poolbildung building-up of a pool
POPS-Übereinkommen des UNEP UNEP POPS Convention
Population population (ecological)
Populationsdynamik population dynamics (The process of numerical and structural change within populations resulting from births, deaths, and movements)