Galileo Thermometer
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The Galileo Thermometer is an stylish temperature reading device invented in 1666!
It is a sealed glass cylinder that contains clear liquid and glass bulbs that are all different density. As the temperature changes, the balls rise and fall, giving you a temperature reading.
The temperature is read from the engraved metal discs that hang off each bulb – if a bulb is floating in the middle, that is the current temperature, or if some are at the top and some at the bottom the temperature will between the bulbs on either side of the gap.
There are 3 sizes of Galileo Thermometer available.
- 28cm tall with 6 glass balls (temperature range 18°C to 28°C).
- 44cm tall with 10 glass balls (temperature range 16°C to 34°C).
- 56cm tall with 11 glass balls (temperature range 16°C to 36°C).
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