Like some of you, in our house we have a junk drawer stuffed with miscellaneous items, just in case we might need them someday. For example, one time I found a great deal on 9-volt batteries, and knowing they would come in handy at some point, I tossed them into this drawer. When that day arrived, I opened the junk drawer, dug around and they were nowhere to be found. After digging around a few more times, I finally called out to my wife, “Sue, what did you do with the batteries?”...