storm glass การใช้

It condenses into water when it hits the cold storm glass.
Cecil Adams performed informal experiments with a storm glass and found that the success of prediction was no better than random chance.
Merryweather lobbied for the government to make use of his design around the British coastline but they instead opted for Robert FitzRoy's storm glass.
In response, the British Crown distributed storm glasses, then known as " FitzRoy's storm barometers, " to many small fishing communities around the British Isles that were to be consulted by ships at port before setting sail.