@prefix n9j: <http://data.loterre.fr/ark:/67375/N9J> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .

n9j:-X5PD32ZP-7
  skos:prefLabel "engineering and technological crises"@en ;
  a skos:Concept ;
  skos:narrower n9j:-LVVS7LZ0-N .

n9j: a skos:ConceptScheme .
n9j:-NL1GH204-S
  skos:prefLabel "photochemical smog"@en ;
  a skos:Concept ;
  skos:broader n9j:-LVVS7LZ0-N .

n9j:-KBWLWLRX-8
  skos:prefLabel "suspended particles"@en ;
  a skos:Concept ;
  skos:narrower n9j:-LVVS7LZ0-N .

n9j:-concepts
  a isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member n9j:-LVVS7LZ0-N .

n9j:-LVVS7LZ0-N
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/smog> ;
  skos:narrower n9j:-NL1GH204-S ;
  skos:definition "The word smog, derived from the combination of the words smoke and fog, came into use in the early 1900s. Smog appears as a light brown blanket of air over heavily populated or industrial areas, although wind may blow smog out into suburban or rural areas. [Source: Encyclopedia of Transportation: Social Science and Policy; Smog]"@en ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-KBWLWLRX-8, n9j:-X5PD32ZP-7 ;
  skos:prefLabel "smog"@en .