Nitric Acid Gallery
Available as Framed Photos, Canvas Prints, Wall Art and Gift Items
Choose from 4 pictures in our Nitric Acid collection for your Wall Art or Photo Gift. Popular choices include Framed Photos, Canvas Prints, Posters and Jigsaw Puzzles. All professionally made for quick delivery.
Athanor or Slow Harry, a self-feeding furnace maintaining a constant temperature, 1683
Athanor or Slow Harry, a self-feeding furnace maintaining a constant temperature, 1683. Centre: 1) Athanor or Slow Harry'; 2) side chambers containing reagents; 3) glass receivers. Back: 5) furnace heating retort. Bottom: 7) long furnace. This plate shows the distillation of nitirc acid (also known as Aqua Fortis or Parting Acid) which was used in the refining and assaying of metals. From a 1683 English edition of Beschreibung allerfurnemisten mineralischen Ertzt by Lazarus Ercker. (Prague, 1574)
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