Friedrich Siemens (1826-1904) engraving portrait - Vintage Nostalgia
Friedrich Siemens (1826-1904) engraving portrait

Friedrich Siemens, German inventor in the heat technology applied to glass manufacturing and crematorium, also known for the regenerative glass lamp with his name.

$ 1.99$ 35.99 Select options
Chemistry:  obtain hydrogen by dissociating water - Vintage Nostalgia
Chemistry: obtain hydrogen by dissociating water

A device to obtain hydrogen by dissociating water over glowing iron: the hot iron used the water oxygen to form an iron oxyde thus leaving the hydrogen free. An iron pipe filled with iron shavings was heated up in a … Continued

$ 1.99$ 35.99 Select options