Expiratory aerosol pH is determined by indoor room trace gases and particle size.
Liviana K KleinBeiping LuoNir BluvshteinUlrich K KriegerAline SchaubIrina GlasShannon Christa DavidKalliopi ViolakiGhislain MotosMarie O PohlWalter HugentoblerAthanasios NenesSilke StertzThomas PeterTamar KohnPublished in: Proceedings of the National Academy of Sciences of the United States of America (2022)