Oh, one other blackout-related item. Naturally, the longer you go without electricity, the more you worry about the food in your fridge and freezer. I don't know why, but it was stuck in my head that, as long as you kept the doors closed, the food in your fridge was good for about 24 hours, and what was in the freezer would be OK for up to three days. Good thing I checked. Every site I looked at had the same thing: