- Earliest
- Efficient
- Less toxic than Mercury, but evaporates fairly quick
Mercury Thermometer- 1714
- Easier to read
- More modern
- Still used today
Both thermometers were invented by Daniel Gabriel Fahrenheit
Celsius was developed in 1742. The founder of Celsius was Anders Celsius.
Alcohol Thermometer
Alcohol Thermometer Photo
Mercury Thermometer
Mercury Thermometer Photo
Celsius
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