A Pub Med abstract titled, Feasibility of Aerosol Vaccinations in Humans discusses how an increase in antigen volumes can be beneficial in aerosol delivery of vaccines, and could be used in “developing countries and disaster areas.” The abstract also admits that several thousand human subjects have already been aerosol vaccinated with live attenuated measles and influenza A vaccines. The executive summary further states that aerosol vaccinations are ideal for “large populations.” This has apparently been happening since as early as 2003. https://www.australiannationalreview.com/state-of-affairs/nasa-admits-to-spraying-americans-with-poisonous-chemtrails/
also spraying vaccinations and lithium
Feasibility of Aerosol Vaccination in Humans https://journals.sagepub.com/doi/abs/10.1177/000348940311200313?journalCode=aora