http://kawbtpskqu7rr3t6ecz4fyutpzq7jtblin3wv5vamneryu4nwenhkgyd.onion/mediawiki/index.php?title=Urba%C5%84ski,_Tadeusz&action=edit
Tadeusz Urbański, after reading a short description of explosive reactions in gases by the French chemist Chatelier, decided to work in the field of explosives. He worked in the Pyrotechnic Laboratory of the Technical Institute of Armament of the Ministry of Military Affairs, operating in the "Missile" Ammunition Plant in Rembertów.