@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix ns0: <https://lod.nal.usda.gov/naltv#> .

nalt:5844
  skos:prefLabel "contaminantes (polución)"@es, "pollutants"@en ;
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  skos:narrower nalt:334454 .

nalt:334454_def
  rdf:value "Contaminante formado por reacciones atmosféricas de emisiones de precursores o primarias, como el ozono troposférico, que se forma a partir de reacciones químicas en las que toman parte óxidos de nitrógeno y compuestos orgánicos volátiles transportados por el aire, así como la luz solar."@es, "Any pollutant that is formed by atmospheric reactions of precursor or primary emissions. An example of a secondary pollutant is ground-level ozone, which forms from chemical reactions involving airborne nitrogen oxides, airborne volatile organic compounds, and sunlight."@en ;
  dc:source "US, Environmental Protection Agency" ;
  a <https://lod.nal.usda.gov/naltv#Definition> .

<https://lod.nal.usda.gov/naltv#Topic>
  rdfs:label "Topic"@en ;
  a owl:Class .

nalt:334454
  dc:modified "2019-12-16"^^xsd:date ;
  skos:prefLabel "contaminantes secundarios"@es, "secondary pollutants"@en ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  ns0:marc001previous "94626" ;
  a ns0:Topic, skos:Concept ;
  skos:definition nalt:334454_def ;
  skos:hiddenLabel "secondary pollutant"@en ;
  dc:created "2019-10-01"^^xsd:date ;
  skos:broader nalt:5844 ;
  ns0:marc001 "9813987237400041" .

<https://lod.nal.usda.gov/nalt>
  rdfs:label "NALT Full"@en ;
  a skos:ConceptScheme .