History & Development
The first digital thermometer, which shows your temperature like magic on a screen, was created by Robert W. Johnson in 1964. Before that, people used glass thermometers with mercury, which were tricky to read.
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The first digital thermometer, which shows your temperature like magic on a screen, was created by Robert W. Johnson in 1964. Before that, people used glass thermometers with mercury, which were tricky to read.
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