a German chemist, physician and philosopher. He was a supporter of vitalism, and until the late 18th century his works on phlogiston were accepted as an explanation for chemical processes. Stahl's focus was on the distinction between the living and nonliving. Although he did not support the views of iatro-mechanists, he believed that all non-living creatures are mechanical and so are living things to a certain degree. he wrote many papers on chemistry and other scientific and philosophical topics. He died in Berlin.
