Горелка для плавки металла на отработанном масле

Process and test of the burner on waste oil. Used a nozzle purchased on Aliexpress 0.7 mm Fittings for connecting a copper tube with a diameter of 8 mm, straight with a thread of 1/4 inch and 90 degrees of 1/8 inch. The copper tube itself is 8 mm the wall is 1 mm As a compressor-a refrigerator compressor and an empty fire extinguisher OP-8 as a receiver. I saw a torch for melting metal on the channel