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. 2021 Aug 18;33(8):081302. doi: 10.1063/5.0063475

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© 2021 Author(s).

Published under an exclusive license by AIP Publishing.

All article content, except where otherwise noted, is licensed under a Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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FIG. 8. — The effect of ambient temperature and relative humidity on (a) maximum droplet spreading distance, (b) respiratory droplet aerosolization rate, (c) average aerosol particle diameter, and (d) total PM2.5 particle mass. Here, ambient temperature is varied from $0^{°}$ C $- 42^{°}$ C and relative humidity is varied from $0 - 0.92$ . Reproduced with permission from Zhao et al., “COVID-19: Effects of environmental conditions on the propagation of respiratory droplets,” Nano Lett. 20 (10), 7744–7750 (2020).³⁵ Copyright 2020 American Chemical Society.