biography
| sex:
| male
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| lived:
| (1766–1832)
|
| biography:
| Physicist, born in Largo, Fife, E Scotland, UK. He studied at St Andrews and Edinburgh, and travelled as a tutor in America and Europe. He invented a differential thermometer, a hygrometer, and a photometer. In 1805 he was elected to the chair of mathematics at Edinburgh, and transferred to the chair of natural philosophy (physics) in 1819. In 1810 he succeeded in creating artificial ice by freezing water using an air pump. He was knighted in 1832. |
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