Candles literally and figuratively light up a room. It doesn’t matter whether that’s during a power outage or at a table setting for a five-course meal, the humble candle adds security, ambience, and even a bit of warmth. They can serve as both an ornament and air freshener while not in use, and when it’s time to turn the lights down low, nothing sets the mood better than a flickering flame. All households should keep at least one candle on hand; up to a half dozen or so for emergency use is not unreasonable. Here are a few options to help you see the light.