Lighting is the use of artificial light sources like lamps to illuminate an area or object. Lighting is an essential part of life, making tasks easier to accomplish and more enjoyable. The development of electric lighting began over 175 years ago, and since then has come a long way in order to keep up with changing societys needs. Todays lighting systems are more efficient and provide more options than ever before. Lighting can be used to create ambiance. Lighting in a room, for example, can change the mood of a space, from bright and modern to warm and cozy. The same is true of outdoor lighting, which can be used to create inviting, comforting spaces for entertaining. Lighting can also be used to make a space safer. Proper outdoor lighting provides visibility so that you can navigate safely and deter crime. Additionally, task lighting helps to make sure you can withstand any task that your work may call for in a safe manner. Finally, lighting is essential for controlling the circadian rhythm, which impacts how we sleep and wake up. It is also important to have natural sunlight come in to certain rooms during the day so that we get the right amount of vitamin D. In conclusion, lighting is an important part of life, and there are always new and improved lighting solutions being introduced. From providing ambiance to safety, lighting is one of the most essential elements of any home or business.