TERMIUM Plus®

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SECONDARY POLLUTANT [1 record]

Record 1 2010-10-22

English

Subject field(s)
  • Pollutants
  • Air Pollution
DEF

A pollutant that results from the chemical reactions involving primary pollutants or related atmospheric contaminants, for example, oxidants from photochemical activity.

French

Domaine(s)
  • Agents de pollution
  • Pollution de l'air
DEF

Polluant qui n'est pas émis directement dans un milieu mais dont la présence résulte de la transformation chimique d'autres polluants.

CONT

Un programme de recherche a été entrepris par l'Electric Power Research Institute (EPRI Project SURE) pour déterminer la relation existant entre les polluants primaires (SO2) et les concentrations ambiantes régionale en polluants secondaires (S04).

Spanish

Campo(s) temático(s)
  • Agentes contaminantes
  • Contaminación del aire
DEF

Contaminante que se forma por reacción de otros contaminantes.

OBS

Algunos autores distinguen entre contaminante y polutante. Consideran un contaminante como una sustancia que resulta de la actividad humana sin tener necesariamente efectos biológicos mientras que el polutante tiene origen en la actividad humana y produce efectos nocivos.

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