Where does indoor and outdoor particle pollution come from?

Issue

  • Where does indoor particle pollution come from?
  • Where does outdoor particle pollution come from?

Applies to

  • Air purifiers

Resolution

1. Sources of particle pollution in the home can be many. Some examples are:

  • Burning wood or coal in an open hearth or a poorly vented stove
  • Cigarettes
  • Shedding of dead skin cells from humans, animals
  • Opening of windows, doors or ventilation when outdoor air pollution is high
  • Roasting of food in the oven or frying on a stove
  • Using a gas hob
  • Burning candles or incense

2. Sources of external air pollution may include:

  • Burning fossil fuels incl. emission from vehicles
  • Dust from construction sites, open or agricultural land
  • Other industrial activities
  • Smoke from waste burning, forest and wildfires
  • Pollen dispersal during, after springtime

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