Some scientists are now focusing on tinier particles, the ones that spread more like cigarette smoke. Those are carried by wisps of air and even upward drafts caused by the warmth of our bodies. They can linger in the air for minutes to hours, spreading throughout a room and build up if ventilation is poor.
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A rigorous study identifies ‘supershedders’ who spew huge amounts of virus into the air — despite having only mild symptoms. A rigorous study identifies ‘supershedders’ who spew huge amounts of virus into the air — despite having only mild symptoms.
The ability to disinfect indoor spaces remains a critical public health endeavor. Ultraviolet technology is an important tool that has been employed for more than a century. The report reviews the current issues behind air disinfection and the history of ultraviolet disinfection.