In a paper published in the journal Building and Environment, recent doctoral graduate Lexuan Zhong and her supervisor Fariborz Haghighat present the findings of their independent testing of the PCO systems, which filter air using ultraviolet light.
This is the first time the systems have been independently tested.
The news was picked up by media outlets including Science Newsline, Health Medicine Network, phys.org, (e)Science News, Azobuild, Business Standard, Can-India News, AMEQ en ligne, Toronto Telegraph, Toronto Telegraph, The Financial Express, the e-edition of Hindustan Times and Journal de Montréal-édition électronique.