About a year ago I posted on this blog an article that looked into what can happen when moisture gets into the oil used in electrical transformers. This was a completely new topic for me and something I had never come across before. My ignorance in this area surprised me. With the real possibility of moisture causing catastrophic and spectacular failure of transformers and loss of power supply, I thought I would have picked up on this somewhere along the way. It was, however, a webinar on “Moisture in Transformer Oils” that captured my attention. Here we are one year on and there’s been an updated webinar on the same subject that was very, very interesting and significant in a number of ways……..