B-4 1. Medicine and Sanitation
-Vaccination
-Edward Jenner (late 1700)
-Tested people with cowpox because the didnt get smallpox, so he injected a small dose of cowpox into people to prevent smallpox.
Important because it cured smallpox, paved the was for pasteurilization because unpasteurilized food had
(
Read more... )
Reply
Reply
that's why i posted it.
:)
Reply
Leave a comment