One of the manufacturing buildings at Nitro Powder Co. in Kingston, NY, where the three materials Toluol, sulphuric acid, and nitric acid are combined to produce refined Trinitrotoluol. This is done through a three-stage process, as seen in the photograph. Image from the collection of American Military Activities during World War I.

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Size: 8464px × 5779px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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