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What are the constituents of air pollution?

What are the constituents of air pollution?

Air Pollutants

  • Carbon Monoxide.
  • Lead.
  • Nitrogen Oxides.
  • Ozone.
  • Particulate Matter.
  • Sulfur Dioxide.
  • Other Air Pollutants.

What is the percentage of pure air?

Nitrogen – 78% Oxygen – 21% Carbon dioxide – 0.03 % Inert gases – 0.9%

What is the percentage of air pollution?

51% of the pollution is caused by industrial pollution, 27 % by vehicles, 17% by crop burning and 5% by other sources. Air pollution contributes to the premature deaths of 2 million Indians every year.

Which group of people will air pollution affect the most?

Research has shown that some people are more susceptible than others to air pollutants. These groups include children, pregnant women, older adults, and individuals with pre-existing heart and lung disease.

What are the constituents of air and their percentage?

Below is the composition of air in percent by volume, at sea level at 15 C and 101325 Pa.

  • Nitrogen — N2 — 78.084%
  • Oxygen — O2 — 20.9476%
  • Argon — Ar — 0.934%
  • Carbon Dioxide — CO2 — 0.04%
  • Neon — Ne — 0.001818%
  • Methane — CH4 — 0.0002%
  • Helium — He — 0.000524%
  • Krypton — Kr — 0.000114%

What are the various constituents of air and their uses?

Constituents of air Uses
Oxygen Necessary for respiration and combustion
CO2 Used by plants to make their foods. Used in fire extinguishers.
N2 Used in Nitrogen fixation by bacteria.
Helium Used for generating lifts in airships

What are the composition of air and their percentages?

According to education site Vision Learning (opens in new tab) Earth’s atmosphere is composed of approximately 78 percent nitrogen, 21 percent oxygen, 0.93 percent Argon, 0.04 percent carbon dioxide as well as trace amounts of neon, helium, methane, krypton, ozone and hydrogen, as well as water vapor.

Which component of air has the highest percentage?

The most abundant naturally occurring gas is Nitrogen (N2), which makes up about 78% of air. Oxygen (O2) is the second most abundant gas at about 21%. The inert gas Argon (Ar) is the third most abundant gas at . 93%.

What are the 3 biggest contributors to air pollution?

mobile sources – such as cars, buses, planes, trucks, and trains. stationary sources – such as power plants, oil refineries, industrial facilities, and factories. area sources – such as agricultural areas, cities, and wood burning fireplaces. natural sources – such as wind-blown dust, wildfires, and volcanoes.

What is the largest air pollutant?

Six Most Common Air Pollutants

  • Carbon Monoxide.
  • Nitrogen Dioxide (EPA)
  • Ozone (EPA)
  • Particulate Matter.
  • Lead (EPA)
  • Sulfur Dioxide.
  • Six Common Pollutants (EPA)

Who is sensitive to air quality?

Particle pollution: People with heart or lung disease, older adults,1 and children are considered sensitive and therefore at greater risk. Unhealthy. Everyone may begin to experience health effects when AQI values are between 151 and 200. Members of sensitive groups may experience more serious health effects.

Which state has the highest amount of air pollution?

The Top Seven U.S. States with the Worst Air Quality

  • #1: California. California consistently ranks as the most polluted state in the country.
  • #2: Pennsylvania.
  • #3: Texas.
  • #4: Washington.
  • #5: Oregon.
  • #6: Alaska.
  • #7: Utah.