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How pollution level is measured?

pollution level is measured

Many towns and cities in the India and around the world experience unhealthy levels of pollution. Air pollution is known to be a major cause of Sleep apnea, pneumonia, heart and lung diseases.

Pollution is measured in terms of Particulate matter (PM) levels

What is PM? (Image)

PM Particles are measured in terms of PM 2.5 and PM 10. Pm2.5 are the smaller of the two and considered most damaging to human health. PM2.5 refers to atmospheric particulate matter (PM) that have a diameter of less than 2.5 micrometres, near about 3% the diameter of a human hair.

What is PM

Commonly written as PM 2.5, particles they can only be detected with an electron microscope. PM2.5 – can include carcinogenic chemicals such as lead, arsenic, cadmium and mercury.

How do PM2.5 Originate? (Graph)

PM 2.5 originate from Road Dust, vehicles, Domestic fuel burning, Industries, construction etc.

PM 2.5 mask

The prescribed standard average of PM2.5 is 60ug/m3 in India. Even in summers PM2.5 levels in Delhi are much higher then 150 Ug/m3. which adversely affects the human health. PM 2.5 is measured using beta attenuation monitors (BAM). Every hour of every day,.


Why is knowing about PM2.5 so important?

Exposure to PM2.5 has health impacts.

Short term include Irritation of the eyes, nose, throat, Headaches, Anxiety and Fatigue

High air pollution levels can cause immediate health problems including:

  • Aggravated cardiovascular and respiratory illness
  • Added stress to heart and lungs, which must work harder to supply the body with oxygen
  • Damaged cells in the respiratory system

Long-term exposure to polluted air can have permanent health effects such as:

  • Accelerated aging of the lungs
  • Loss of lung capacity and decreased lung function
  • Development of diseases such as asthma, bronchitis, emphysema, and possibly cancer
  • Shortened life span


pollution mask India

Those most susceptible to severe health problems from air pollution are:

  • Individuals with heart disease, coronary artery disease or congestive heart failure
  • Individuals with lung diseases such as asthma, emphysema or chronic obstructive pulmonary disease (COPD)
  • Pregnant women
  • Outdoor workers, Commuters
  • Older adults and the elderly
  • Children
  • People who exercise vigorously outdoors

Nasofilters is a revolutionary respiratory filter which protects you from the harmful effects of tiny suspended particles emitted from vehicles, coal-burning power plants, factories, burning of charcoal and other air pollution sources. It saves you from respiratory diseases, heart problems and lung cancer.


Nasofilters is made up of nano fibers which have more number of pores per unit area, helping filter 95% particulate matter (PM2.5) Use Nasofilters for protection from air pollution. Traditional anti-pollution face mask covers the user’s mouth and nose, thus the mask is exposed to damp exhaled air creating an ideal breeding ground for bacteria; ) . Use Nasofilters for best protection against air pollution. Nasofilters are first of kind to achieve 95% efficiency against PM 2.5. Breathing pure air with Nasofilters can help clean your lungs and strengthens your immune system.

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