- John Kidd, born 1775, discovered naphthalene in coal tar (1819).
- Carl G. Mosander, born 1797; in 1839, discovered lanthanum (La, 57); in 1842 discovered didymium (later found to be a mixture of Nd and Pr) and erbium (Er, 68); in 1843, discovered terbium (Tb, 65).
- Arthur H. Compton, born 1892, conducted research in cosmic and X-rays; Nobel Prize in Physics (1927).
- B. B. Cunningham and L. B. Werner weighed pure compound of a synthetic element (Pu, 94) at wartime Metallurgical Laboratory, University of Chicago, in 1942.
- Carl S. Marvel, born 1894, conducted research in organic chemistry and polymer synthesis; investigated structure of vinyl polymers prepared from polyvinylchloride proving polymers formed with chlorine atoms on alternate carbon atoms (head-to-tail); President of American Chemical Society (1945).
- Irène Joliot-Curie, born 1897, produced artificial radioisotopes (1933); Nobel Prize in Chemistry (1935).
- Robert Robinson, born 1886, conducted research in plant pigments, alkaloids, and phenanthrene derivatives; Nobel Prize in Chemistry (1947).
- B. B. Cunningham and L. B. Werner isolated the first microscopic amount of americium (Am, 95), at wartime Metallurgical Laboratory, University of Chicago, in 1945.
- Charles F. de Cisternay DuFay, born 1698, discovered positive and negative electricity and repulsion between like charges; conducted research in phosphorescence and double refraction.
- AMP incorporated as Aircraft Marine Products in 1941.
- Michael B. McElroy and Thomas M. Donahue presented a detailed chemical dynamic model for a moist Martian atmosphere in 1972.
- Albrecht Kossel, born 1853, conducted research in chemistry of cells and proteins; Nobel Prize in Medicine (1910).
- Albert von Szent-Györgyi Nagyrapolt, born 1893, isolated ascorbic acid (Vitamin C); researched bioenergentics, carbohydrate metabolism, and cellular oxidation; Nobel Prize in Medicine (1937).