Alexander Fleming’s original mold could not produce penicillin fast enough for mass production; it wasn’t until 15 years later that “Mouldy” Mary Hunt tested a moldy cantaloupe and discovered the strain that is used to produce all penicillin today. – WTF Fun Facts
Source: https://mcdreeamiemusings.com/blog/2019/8/11/1013vvme5498w77bglwoh5ck4exowx