Delhi smog tower

Delhi Unveils Smog-Fighting, Air Purifier Tower, But Does It Work?

Delhi is one of the most polluted cities in the world. PM2.5 pollution levels reach more than 10 times the World Health Organization’s annual limit. The city aims to tackle this crisis by installing a smog tower. Yet, an important question remains: Can Delhi’s air purifier tower effectively combat outdoor air pollution? …

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20 Least Polluted Cities in India (2023 Rankings)

Are you in search of a city in India with cleanest air to get a break from air pollution? Smart Air examined air quality data from 2022 for numerous Indian cities, resulting in the 2023 list of the ’20 Least Polluted Cities in India’ or ‘Best AQI Cities in India’. …

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Does-Pollen-Affect-The-Air-Quality-Index

Does Pollen Affect the Air Quality Index?

During seasonal changes, pollen triggers allergic reactions, sneezing, and itchy eyes for many.  Does pollen show up in air quality readings? If so, people with allergies could use pollution readings to get a sense of local pollen conditions. How Small is Pollen? Intact pollen generally ranges from 10 microns to …

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25 Most Polluted Cities in the World (2023 Rankings)

Air pollution ranks among the top causes of death in the world. But which cities and countries are the most polluted (dirtiest) in the world? Smart Air analyzed 2022 PM2.5 data for 529 major cities from 88 countries around the world to create the 2023 updated ranking of the “Top …

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20 Most Polluted Cities in India (2023 Rankings)

Air pollution is a serious concern in India, with significant health impacts. Smart Air has analyzed data from 2022 to highlight the “20 Most Polluted Cities in India” for 2023. Scroll down below for the full rundown of India’s most polluted cities and their annual PM2.5 levels. It’s worth noting …

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Can homemade DIY and surgical masks protect against the coronavirus

Can Masks Capture Coronavirus Particles?

With the outbreak of the coronavirus, many people are wondering if masks capture coronavirus particles. It’s a big change for all of us to suddenly start wearing masks everywhere. Ans it’s a lot to ask billions of people around the world to become mask experts overnight. There is a lot …

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What is a HEPA filter and how does a HEPA filter work?

What Are HEPA Filters and How Do They Work?

The term “HEPA filter” can be confusing. What does HEPA stand for? What is a HEPA filter made from, and what actually makes it a HEPA filter? What is a HEPA Filter? “HEPA” stands for “high-efficiency particulate air” (filter). It sounds complicated, but HEPA air filters are nothing fancy. They …

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What Are Ionizer Air Purifiers and Do They Work?

What are ionizer air purifiers and ionizer in general? This is an important question because ionizer air purifiers are all over the place. For example, I was at a friend’s apartment in the US, and I saw his tower fan air purifier had an ionizer button on it: Ionizer air …

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Smart Air low cost purifiers

Smart Air is a social enterprise and certified B-Corp that offers simple, no-nonsense air purifiers and provides free education to protect people from the harms of air pollution. We are proud to be the only certified B-Corp dedicated to fighting air pollution.

Certified B-Corp air purifier company