When the light-bulb industry labels its 5,000-kelvin bulbs “daylight,” it’s trying to helpfully indicate that you’re getting a blue light—never mind the fact that a dinky white light ...

3. Select the right color of white for your light bulb White light bulbs have a color cast. They can be the warm, yellow light of the traditional incandescent light bulb, the cool, blue light of ...

But where was the yellow light? The fundamental problem with the ... How do you maximize incandescent bulb life? You derate the bulbs and keep a slight current flowing through them all the time ...