Sir Alexander Fleming
I'm not sure what you mean by "the mold"? Sir Alexander Fleming discovered penicillin which is a form of mold. I hope this helps.
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He helped mold a nation by serving his country, becoming commander of the continental army and by becoming the first presidant of the United States
Marco Polo discovered the orient
There was no store to buy the bullets from. This is how they made bullets: the pieces of a mold would fit together and the solider would pour melted lead into the mold's spout. After the lead cooled, the soldier could take the mold apart and remove his new shot.
the person that discovered Triton British astronmer William lassell in the year 1846 and the person that discovered nereid is the Gernard Kuiper and in the year 1949
Phoebe, which is one of Saturn's moons was discovered by William Henry Pickering in 1899.