It was used by George de Hevesy to hide the Nobel Prizes of Max von Laue and James Franck in the Niels Bohr Institute after the Nazi invasion of Denmark. After the war, he was able to recover the gold, though the metals were destroyed.* Few elements are able to resist it, though tantalum and a few other passive metals have 
It was used by George de Hevesy to hide the Nobel Prizes of Max von Laue and James Franck in the Niels Bohr Institute after the Nazi invasion of Denmark. After the war, he was able to recover the gold, though the metals were destroyed.* Few elements are able to resist it, though tantalum and a few other passive metals have this ability and it is used both in etching and in certain analytic procedure. FTP, what is this substance, a combination of nitric acid and hydrochloric acid named for its ability to dissolve metals such as gold and platinum?
It was used by George de Hevesy to hide the Nobel Prizes of Max von Laue and James Franck in the Niels Bohr Institute after the Nazi invasion of Denmark.
Aqua Regia