Vaccine => Vaca => Cow The OG Vaccine was rubbing pus from cowpox pustules into ...

		splitrocket on April 26, 2024 \| parent \| context \| favorite \| on: H5N1 prevalence in milk suggest US bird flu outbre... Vaccine => Vaca => Cow The OG Vaccine was rubbing pus from cowpox pustules into a scratch on your body. https://en.wikipedia.org/wiki/Smallpox_vaccine#History