5-coloured liquid-filled teardrops marked between 18-26ºC rise or fall depending on the temperature.

A classic science tool that will tell you the temperature and look great whilst doing it. 5 coloured liquid-filled teardrops marked between 18-26⁰C rise or fall depending on the temperature. The lowest floating ball shows the current temperature.

•  Scientific thermometer
•  The density of a liquid alters with temperature change
•  Accurate for a temperature range between 18⁰C and 26⁰C
•  28cm tall

https://youtu.be/nxv8xN5leyU