The Goethe-table barometer, also called  weather glass  or  thunder glass,  consisting of a ball which is partially filled with water and has a beginning at the bottom of the neck that leads sideways and up and is open to the atmosphere. When atmospheric pressure, the air bubble is compressed in the barometer ball, and this changes the water level: In the ball he rises in his throat he falls. Since the neck is relatively little water, the rise and fall of the water level makes them particularly noticeable here. Quite as accurate as a mechanical barometer of this barometer is not, but very beautiful! Services:

• Table barometer of glass
• Height approx 16cm, width approx 9.5cm
• Incl. Fill tool, blue color and detailed instructions
• Stable foam / cardboard packaging

Note:  The Galileo thermometer is made ​​of thin glass. It is for this reason not toys.

Galerie