Therefore not everyone has an advanced metal detector of the frequency type with VDI number in Edit and Threshold Surface and Size which during the test according to the correct instructions takes Gold and all [...]
Frequency metal detector or any type of frequency detector with low frequency or multi frequency which has VDI number settings in Edit and Threshold of surface and SIZE designed according to the principles of [...]
In essence when energy takes a state heat and radiation also appear and in this situation electric and magnetic fields are also formed in the movement of electrons in proportion to the negative and positive [...]