Question

Which statement/s is/are true about Suspended Particulate Matter (SPM)?

• A. Results of combustion of fossil fuels
• B. These are unburnt carbon particles or hydrocarbons
• C. They remain suspended in the air for a long period of time.
• D. All the above

Answer 1

The correct option is D All the above

Suspended particulate matter (SPM) are finely divided solids or liquids that may be dispersed through the air from combustion processes, industrial activities or natural sources. Particulate matter pollution contributes to acid rain and climate change. Exposure to such particles can affect both lungs and heart including premature death in people with heart or lung disease