I just noticed that on the table they have the number 4 of the Top 5 chemistry relics, the mercury gasometer, used to identify chemical properties of oxygen (1774).
Musée des arts et métiers - Cnam, Paris, France
It's a pity that the tube that goes into the gasometer and the mercury is missing.
It's a pity that the tube that goes into the gasometer and the mercury is missing.
