ES Sørensen stainless steel storm glass, weather instrument, crystalline liquid, reliable and decorative

The storm glass from the traditional Danish company ES Sørensen in Copenhagen is a real eye-catcher – on board and at home. This storm glass is a highly reliable weather instrument made of stainless steel and filled with a crystalline liquid. The storm glass works most reliably when placed in a cool location, such as a north-facing window or on a boat. Ideally, do not expose the storm glass to high temperatures or direct sunlight. Otherwise, its function could be impaired.

Reading a storm glass :

• When fern-like crystals form, it will