Trial of the Pyx Trial of the Pyx The Trial of the Pyx () is the procedure in the United Kingdom for ensuring that newly minted coins conform to the required standards. These trials have been held from the twelfth century to the present day, normally once per calendar year. The form of the ceremony has been essentially the same since 1282 AD. These events are trials in the full judicial sense, presided over by a judge with an expert jury of metallurgical assayers. Given modern production methods, it is unlikely that coins would not conform, but this has been a problem in the
Coins of the Hungarian pengő coins. Later the cupronickel 10, 20 and 50 fillér coins were recalled as well, moreover, even the bronze 1 and 2 fillér coins disappeared after a time. First, they were replaced by steel, later - in the case of the 2 fillér - with zinc coins. The war coins were redesigned by Lajos Berán. As the war escalated, none of the above metals was cheap enough to mint coins. The solution was the issuing of low denomination paper money (see there). Only an aluminium 5-pengő-coin was minted under the postwar government. Due to the rampant inflation, all coins were withdrawn