HEPAs are air filters often used in air purifiers or central air systems to clean indoor air. They’re made from a mat of randomly aligned fibers that are usually made from polypropylene (PP) or fiberglass. That fact has made some people afraid of HEPA filters. There’s a controversy over whether fiberglass particles can cause lung […]
Tag: respiratory health
For Delhi’s Traffic Police, More Air Means More Problems
Have you have ever wondered about the effects of Delhi’s air on people who work outdoors? How about Delhi’s traffic police? We sure have at Smart Air, and we have been waiting for research to catch up with our ruminations. A study on Delhi’s traffic police officers, published in January 2017, finally provides some answers – though […]
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