 1706 - Benjamin Franklin born: scientist, inventor, statesman, printer, philosopher, musician, and economist; described marsh gas to Priestley. |
| 1761 - James Hall born: geology: laboratory study of rock formation processes, artificial marble. |
| 1781 - Robert Hare born: invented oxyhydrogen blowtorch. |
| 1795 - Anselme Payen born: discovered cellulose, dextrin (produced in the breakdown of starch), pectin, and the enzyme diastase (1833); developed processes for producing borax from boric acid and for refining beet sugar. |
sources: http://webserver.lemoyne.edu/faculty/giunta/week.html, http://todayinsci.com
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