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www.myrosehill.com | ||
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shellym80304.com
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| | | | | Guest blog by Tahni Jungst, MS student, University of Colorado Boulder May 3, 2021 For my Air Pollution Control class in the Spring of 2021 I was tasked with conducting a research project on an air quality topic of my choice. But when Dr. Miller suggested the idea of testing a Do-It-Yourself (DIY) air cleaner... | |
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aqicn.org
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| | | | | Real-time air pollution index for 100+ countries | |
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www.airnow.gov
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| | | | | Think of the AQI as a yardstick that runs from 0 to 500. The higher the AQI value, the greater the level of air pollution and the greater the health concern. For example, an AQI value of 50 or below represents good air quality, while an AQI value over 300 represents hazardous air quality. | |
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www.wgbh.org
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| | | This air purifier can be made in 20 minutes and test suggests it's highly effective at removing virus-laden particles from the air. | ||