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

nalt:26766
  skos:prefLabel "calidad del agua"@es, "water quality"@en ;
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  skos:related nalt:230014 .

nalt:5217
  skos:prefLabel "contaminación del agua"@es, "water pollution"@en ;
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  skos:related nalt:230014 .

nalt:230014
  skos:related nalt:5843, nalt:67237, nalt:24618, nalt:1780, nalt:26766, nalt:229997, nalt:5217 ;
  ns0:marc001 "74269" ;
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "promedio ponderado en tiempo"@es, "time-weighted average"@en ;
  dc:created "2014-09-26"^^xsd:date ;
  skos:hiddenLabel "time weighted average"@en, "time weighted averages"@en, "time-weighted averages"@en ;
  dc:modified "2014-11-17"^^xsd:date ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:broader nalt:136478 ;
  skos:definition nalt:230014_def .

nalt:229997
  skos:prefLabel "límite de exposición permisible"@es, "permissible exposure limit"@en ;
  a ns0:Topic, skos:Concept ;
  skos:related nalt:230014 .

nalt:1780
  skos:prefLabel "sustancias tóxicas"@es, "toxic substances"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:related nalt:230014 .

nalt:24618
  skos:prefLabel "concentración química"@es, "chemical concentration"@en ;
  a ns0:Topic, skos:Concept ;
  skos:related nalt:230014 .

nalt:230014_def
  rdf:value "Valor promedio de un parámetro, como la concentración de una sustancia química en el aire, que varía con el tiempo."@es, "The average value of a parameter (e.g., concentration of a chemical in air) that varies over time."@en ;
  dc:source "US Environmental Protection Agency" ;
  a ns0:Definition .

ns0:Topic
  rdfs:label "Topic"@en ;
  a owl:Class .

nalt:136478
  skos:prefLabel "evaluación de la exposición"@es, "exposure assessment"@en ;
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:230014 .

nalt:67237
  skos:prefLabel "análisis de calidad del agua"@es, "water quality analysis"@en ;
  a ns0:Topic, skos:Concept ;
  skos:related nalt:230014 .

nalt:5843
  skos:prefLabel "contaminación aérea"@es, "air pollution"@en ;
  a ns0:Topic, skos:Concept ;
  skos:related nalt:230014 .

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