Why is penicillin so celebrated?

besides that it helped soldiers out in battle field which changed the outcomes of the war, saved the lives of many & that he go through long and accidental processes to discover it ...why is andrew flemming such a noble historian?

Answers:

Penicillin discovery lead to nouns of many other antibiotics. Penicillin is not important, but the mechanism by which it worked gain popularity.

It is an anti-bacterial agent.