Do portable air purifiers work?

Wearable Air Purifiers: What Are They & Do They Work?

Small, wearable necklace air purifiers have become popular to protect against viruses and other pollutants. They’re small, lightweight, portable and fairly cheap. Here’s an Amazon listing for one which claims to eliminate germs, dust, viruses and more from the air. In the Philippines, President Duterte has been seen wearing a … Read more

Best air purifier protection COVID virus

Best Air Purifier for COVID-19 | Best Purifier Guide 2021

Air purifiers have become an obvious for those looking to protect themselves from the COVID-19 coronavirus. That’s not surprising. Data shows that air purifiers can filter COVID-19. In fact, the EPA now suggests portable air purifiers be used to improve ventilation to protect against COVID-19: However, when looking to buy … Read more

Size of coronavirus particle pm2.5 and bacteria

Can HEPA Filters and Air Purifiers Remove COVID-19?

Data shows face masks can protect you from COVID-19, but how about air purifiers? Can an air purifier with HEPA filters remove COVID-19 and other viruses? Can HEPA Filters Remove Viruses Such as COVID-19? To answer this question, we need to first answer if HEPA filters can capture particles as … Read more

What are Medical Grade Air Purifiers

Medical-Grade Air Purifiers | The Real Deal

Medical-grade air purifiers and medical-grade HEPA filters are now everywhere. A google search for medical grade air purifier returns millions of results. And here’s one company selling what it claims to be a medical-grade air purifier. But what actually is a medical grade air filter? Let’s find out. Medical Grade … Read more

How Effective Are Air Purifiers for Virus Protection?

Peer-reviewed scientific research has shown conclusively that HEPA air purifiers capture over 99% of viruses, even viruses as small as the coronavirus. However, it’s important to remember that air purifiers are not a silver bullet for virus protection. Things to Look Out For When Using a HEPA Purifier to Protect … Read more

How long does COVID-19 coronavirus survive on air purifier HEPA filters

How Long can the Coronavirus Survive on HEPA Filters?

Air purifiers with HEPA filters are highly effective at filtering out  COVID-19 coronavirus and other viruses. But viruses can remain on surfaces for scarily long periods of time. When thinking about viruses stuck in an air purifier’s HEPA filters, that sounds scary. It’s also led to incredible-sounding headlines about how … Read more

How do UV Light Air Purifiers Work and Can They Kill Viruses?

Air purifiers with UV lights have sprung up as a potential solution to disinfect the coronavirus. Also called ‘sterilization lamps’, they are advertising as being able to kill 99.9% of viruses. But are UV light air purifiers actually able to protect against COVID-19 and other viruses? UV Light Air Purifiers … Read more

What is UV light and how does it kill virus

What is UV Light and How Does it Kill Viruses?

UV light, or ‘ultraviolet light’, is a form of non-visible electromagnetic light. The main source of UV is the sun. There are three types of UV light: UV-A, UV-B, and UV-C. They’re differentiated by the wavelength of the light, with UV-A light has the largest wavelength, ranging from 315-400nm. UV-C … Read more

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