Thought I'd just share with my friends on GS what I do for a job, here's a couple of links of what I have to work around. I'm training to be a Electronics Engineer specialising in communications. Currently the field I work in, is the protection of these little buggers that your about to see. I work on the teleprotection systems between sub stations and microwave links so that faults dont occur like these. So batten down the hatches and check em out. Circuit Breaker transformer explosion