Absorption System of stone towers for Producing Nitric acid
The Birkeland-Eyde Process and the Artificial production of Nitrates from the Atmosphere: 'Absorption System of stone towers for Producing Nitric acid' (1906). Artist/photographer: Unsigned . Provenance: "Scientific American". Type: Antique halftone photographic print.
Size: 3610px × 2256px
Photo credit: © Antiqua Print Gallery / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: 1906, 20th, absorption, acid, antique, artificial, atmosphere, birkeland, century, eyde, halftone, nitrates, nitric, photographic, print, process, producing, production, stone, system, towers, twentieth, vintage
