Have you ever wondered about the number on your air purifier? Brands like Levoit, Xiaomi and Philips show live air quality readings. But what do these numbers really tell us, and can we trust them? In this article, we’ll explain what that number means on your air purifier. But a …
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 …
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. Hazy skies and pollution alerts have become the norm in Delhi. In winters, the air quality reaches hazardous levels creating health emergencies. To help people visualize how Delhi’s …
