One saved the U.S. space program, another invented a better treatment for leprosy and a third spawned an industry in the American Midwest - but you have probably never heard of these female "legends of chemistry".
Their names are Mary Sherman Morgan, Alice Ball and Rachel Lloyd and they all had amazing accomplishments in chemistry, but their work was nearly lost to history.
Mary Sherman Morgan, Alice Ball and Rachel Lloyd. Credit: The American Chemical Society
This week ACS Reactions shines the spotlight on them so they can get some proper acclaim: