Process of creating blue frying pans under high pressure and at very high temperatures. 

Process of creating blue frying pans under high pressure and at very high temperatures.
Fujita Metal in Yao, Osaka.
A long-established company that processes frying pans by pressing and drawing.
The company is popular for its distinctive frying pans, which are quenched under high pressure to give the pans a beautiful blue colour.
Process of creating blue frying pans with dozens of tonnes of pressure and ultra-high-pressure flames.