List of Physical Visualizations
and Related Artifacts
With tag “thermometer”

1660 – Galileo Thermometer

A Galileo thermometer consists of a set of floaters immersed in a clear liquid (typically ethanol) inside a sealed glass tube. Today a floater is typically a glass sphere containing a colored liquid and to which is attached a metallic temperature tag. The composition of a floater is irrelevant, its overall density just needs to be calibrated to a certain value and remain stable. Floaters being made of glass and metal, their volume – […]

Added by Pierre Dragicevic. Category: Measuring instrument. Tags: , ,
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