Fluorescent Bulb: A fluorescent bulb produces light by exciting mercury vapor with electricity to create ultraviolet light, which then causes a phosphor coating inside the bulb to fluoresce and emit visible light. It provides efficient and cool-toned lighting suitable for various applications from residential to commercial spaces.
natural lighting: illumination provided by sunlight during the day. It's considered the most desirable form of lighting for its quality, color rendering, and ability to positively impact human health and productivity.
Q