You’re familiar with the situation. You go to the store to replace a couple light bulbs that burnt out and you’re faced with an entire aisle of options: incandescents, LEDs, CFLs, halogens. Which one do you buy? There are many factors that will influence your decision, but you’ll probably go for the one that will offer the best economic value. You’ve heard that the most expensive ones will last longer and use less energy, but it’s important to consider all of your options. Will you really save money paying $25 for a light bulb?
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