Home » English riddles » General Subjects » Electrical riddle no.9 – Electrochemical corrosion » Reply To: Electrical riddle no.9 – Electrochemical corrosion Reply To: Electrical riddle no.9 – Electrochemical corrosion 2021-08-03 at 11:08 am #1266 Hamid Thank you very much. This is a wonderful reply. Please more explain about media semiconductors.