I usually wear glasses only when reading or typing, but on this particular day, I’d forgotten to leave them at the desk, opened the refrigerator for some lunch fixings, and was appalled. I was already aware of the bigger blotches and stains, and kept telling myself the fridge needed cleaning. But the specs brought to life all the crumbs, the smaller smears, splatters, and spots, and those sticky blemishes where the grandkids had spilled a little juice or I’d gotten too enthusiastic pulling out an open bottle of chardonnay. The time had come to clean this pit that was passing for a fridge, but I had a problem. This unkempt apparatus belonged to my daughter—I live here alone while keeping an eye on her house—and I had no idea how to turn the thing off without shutting down the freezer compartment as well. Time for a plan. After considering the …