Lighting is the use of lights to provide illumination and help people see better in dark environments. It is used in both indoor and outdoor settings, and it can also be used to create moods or atmosphere. Lights are usually powered by electricity, but some lights such as oil- or candle-powered lamps, solar lamps, and even fire can also be used. Lighting plays an important role in everyday life. In the home, it sets the mood of a room, helps with cleaning activities, and of course, it is a necessity when trying to find things in the dark. In the workplace, it allows us to continue to work after dark and can improve productivity. For businesses, lighting can be used to enhance the customer or client experience, such as by highlighting specific items or displays. Lighting also affects our moods. Well-lit areas tend to be more energetic and inviting, while dimly lit areas create a more relaxed atmosphere. Our eyes adjust to different lighting levels, and our bodies react accordingly, so it is important to be aware of the level of lighting when creating environments. Lighting can also help save energy. Timers and automated lighting systems can reduce electricity use by automatically turning lights off or dimming them when they are no longer needed. This can save money and also help the environment. In conclusion, lighting plays an important role in our lives. It affects us mentally, it can help save energy, and it creates an atmosphere. With the right lighting, any environment can come to life.