What's the most Epic Fail I've ever seen?

I was a traveling consulting for almost 35 years. I saw a lot. I did learn from epic fail scenarios. But. I haven't really spent a lot of time thinking about the lessons learned there. I never have a glib answer to …

Just a safety note for folks who use a lot of electricity. In the winter, you might have computers and space heaters. Or you might (like me) live "off the grid". We use an inverter with a transfer relay to switch between battery power and grid power. Recently, we had …