1 янв 1860 г. - Louis Pasteur publishes his germ theory- 1860
Описание:
Louis Pasteur publishes the result of an experiment in which he boiled water and observed after a period of time whether there were pathogens present. He found that pathogens were present when the water was not covered, lending weight to his Germ Theory.Добавлено на ленту времени:
Дата:
1 янв 1860 г.
Сейчас
~ 165 г назад