| Random Term |
paper chromatography |
| a simple type of chromatography where a porous paper, such as filter paper, is used as the stationary phase |
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| July 20 in chemistry |
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 1795 - James Woodhouse elected professor of "Chymistry," University of Pennsylvania. |
| 1897 - Tadeus Reichstein born: hormones of the adrenal cortex; Nobel Prize (Medicine), 1950. |
| 1947 - Gerd Binnig born: scanning tunneling microscope; Nobel Prize (Physics), 1986. |
| 1969 - Neil Armstrong said words on lunar soil, "That's one small step for man, one giant leap for mankind." |
sources: http://webserver.lemoyne.edu/faculty/giunta/week.html, http://todayinsci.com
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