Beijing Live Air Quality

Beijing Air Quality – Live Beijing, China AQI and PM2.5 Readings Beijing PM2.5 air quality averaged 34.2 micrograms in 2021. This means Beijing PM2.5 concentrations exceeded the WHO annual limit of 5.0 micrograms by a little under 7 times. On the most polluted day, Beijing air quality exceeded the recommended …

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ASHRAE Recommended Air Changes Per Hour

Data shows that improving indoor ventilation can reduce the risk of virus transmission, and is recommended by the CDC. In this article, we’ll cover the ASHRAE recommended air changes per hour for offices, homes, schools, residential and hospitals, using the ASHRAE 62.1 and 62.2 guidelines. ASHRAE Recommended Air Changes Per …

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Disinfect N95 mask wash alcohol viruses

The Best Way to Clean and Disinfect N95 & KN95 Masks

Covid-19 has led to a new surge in interest of how to clean and disinfect masks. Google searches for “wash N95 mask” and “wash KN95 mask” have sky-rocketed. Yet data-backed answers seem to be in short supply. The standard guidelines say to throw masks out and use new ones. I.e. …

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Anglesey Live Air Quality and UK Air Pollution

Current Anglesey Air Quality Anglesey, Wales PM2.5 air quality averaged 5.7 micrograms in 2021. This means Anglesey, Wales PM2.5 concentrations just exceeded the WHO annual limit of 5 micrograms by 14%. On the most polluted day, air quality exceeded the recommended limit by a little under 6 times. Current Air …

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Kuala Lumpur Air Quality: 2022 Latest Pollution Readings

Current Kuala Lumpur City Air Quality Kuala Lumpur PM2.5 air quality averaged 15.24 micrograms in 2021. This means Kuala Lumpur PM2.5 concentrations exceeded the WHO annual limits of 5 micrograms by over 3 times. On the most polluted day, air quality exceeded the recommended limit by over 6 times. Current …

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Can DIY masks filter out viruses and coronavirus

Do DIY Cloth Masks Protect Us From COVID-19?

DIY cloth masks to protect against viruses sounds like a crazy idea. Data shows masks work incredibly well, and they’re also really cheap. Surgical masks cost a few pennies, and they’re capable of filtering out 80% of particles down to 0.007 microns (14 times smaller than COVID-19). However, the COVID-19 …

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