Johann Joachim Becher
1635-1682
| He was a German chemist and physician who founded the phlogiston theory. | ||
|
|
Copyright 2018, Dr. James L. Marshall and Virginia R. Marshall
All Rights Reserved.
Johann Joachim Becher
1635-1682
| He was a German chemist and physician who founded the phlogiston theory. | ||
|
|
Copyright 2018, Dr. James L. Marshall and Virginia R. Marshall
All Rights Reserved.