Question

who discovered pencilin.​

Answer 1

Answer:

It was not until 1940, just as he was contemplating retirement, that two scientists, Howard Florey and Ernst Chain, became interested in penicillin. In time, they were able to mass-produce it for use during World War II. Fleming received many awards for his achievements.

Answer 2

An instrument for writing or drawing, consisting of a thin stick of graphite or a similar substance enclosed in a long thin piece of wood or fixed in a cylindrical case.

"have a pencil and paper ready"

HOPE it HELPS you ARMY!!

Have a Great day!