Background: Airborne transmission of SARS-CoV-2 is an important route of infection. For the wildtype (WT) only a small proportion of those infected emitted large quantities of the virus. The currently prevalent variants of concern, Delta (B1.
View Article and Find Full Text PDFWe used inert melamin particles that are very well defined in size (diameters: 0.5, 1.9, 6.
View Article and Find Full Text PDFRecent studies on separated particle-size fractions highlight the health significance of particulate matter smaller than 2.5 microm (PM2.5), but gravimetric methods do not identify specific particle sources.
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