Air Pollution
Air pollution is a growing global issue, that is detrimental to human health and the environment. Major sources of air pollution include manufacturing, power and transport. Some of the major health effects of air pollution are lung and heart diseases. Read more on what air pollution is, global air pollution trends and more here.
20 Least Polluted Cities in India (2022 Rankings)
Looking to find one of the least polluted cities in India to get a break from air pollution? Smart Air analyzed air pollution data for dozens of Indian cities to generate the 2022 ranking of the “20 Least Polluted Cities in India”. Scroll down below for the full rundown of …
20 Most Polluted Cities in India (2022 Rankings)
Air pollution is one of the leading causes of death in India. So which cities in India are the most polluted? Smart Air analyzed air pollution data for dozens of Indian cities to generate the 2022 ranking of the “20 Most Polluted Cities in India”. Scroll down below for the …
Students Using QT3 Portable HEPA Air Purifier in Schools
The Smart Air team is all about open data – not only do we run independent tests, but we also run real-life tests! Recently, a UK customer shared her experience of purchasing a QT3 portable air purifier for her clinically vulnerable son to use at his school. The response was staggering – …
Improving the QT3 Portable Air Purifier for COVID-19 Protection
When we initially designed the QT3, we aimed to create a portable air purifier with the highest CADR (clean air delivery rate), while doubling it up as a fan. But after listening to our users and how they use their QT3, we decided to make some improvements. A Gap or …
3M Air Conditioner Filter Review: Do 3M Aircon Filters Work?
3M has been selling air conditioner (AC) filters that can be added to the inlet of ACs for some time now. 3M markets them as being simple and easy to attach, and a great way to reduce PM2.5 in homes without an air purifier. But do they actually work? How …
Incense Sticks Elevate Dangerous PM2.5, Formaldehyde Levels
Researchers have tested the air pollution released by incense sticks, and it’s not pretty! Frankincense, myrrh, and nag champa incense are often used in these sticks. Although you may enjoy the scent, these incense sticks can be quite dangerous to your health. The burning of incense sticks releases two dangerous …
How Much Air Pollution Does Diwali Create?
Fireworks are everywhere during Diwali. So that got me thinking: just how much air pollution does Diwali create in India? We tracked the data the published PM2.5 data for 2021 Diwali, and share the results of our own tests as well. Testing Diwali Air Pollution in Delhi The Smart Air …
Blueair Air Purifiers Review: Ionizer and Ozone a Health Danger?
Blueair air purifiers such as the Blueair Blue Pure 211 and 411 models are some of the most popular air purifiers on the market. Yet there is confusion about whether Blueair air purifiers use ionizers and produce ozone. In some sections of their website, Blueair avoids answering the question directly, …
How to Remove Cigarette Smoke Smell and Pollutants
Cigarette smoke smell and the dangerous pollutants in secondhand smoke can be extremely unpleasant. The health danger is serious, with a study showing one cigarette produces 10-times the amount of dangerous particulates than a diesel car. So how can we remove cigarette smoke smell and the cancer-causing pollutants in it? …
