@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000034>
  skos:prefLabel "آلاینده‌های هوا"@fa, "air pollutants"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000232> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000236>
  skos:prefLabel "اجزای ناچیز هوا کره"@fa, "atmosphere teeny components"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CHMTR000232> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000021> skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000232> .
<http://www.irandoc.acir/onto/irandoc/CHMTR000052>
  skos:prefLabel "باران اسیدی"@fa, "acid rain"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000232> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000232>
  skos:prefLabel "nitrogen dioxide"@en, "نیتروژن دی‌اكسید"@fa ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000052>, <http://www.irandoc.acir/onto/irandoc/CHMTR000029>, <http://www.irandoc.acir/onto/irandoc/CHMTR000395>, <http://www.irandoc.acir/onto/irandoc/CHMTR000034> ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:scopeNote "نیتروژن دی‌اكسید یكی از آلاینده‌هایی است كه بیش‌تر توسط منبع طبیعی تولید می‌شود."@fa ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CHMTR000236> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000029>
  skos:prefLabel "اوزون تروپسفری"@fa, "tropospheric ozone"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000232> .

<http://www.irandoc.acir/onto/irandoc/CHMTR000395>
  skos:prefLabel "مه‌دود فوتوشیمیایی"@fa, "photochemical smog"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CHMTR000232> .