Lighting is an essential part of modern life. In the modern home, lighting is used to create ambience and to highlight different features of the house. Outdoor lighting can enhance security and improve landscape design. In businesses, lighting is used to create a positive business image and to help customers find the products they need. Lighting has also become an important tool in the display and sale of products in the retail sector. Specialized lighting can be used to show off particular features of a product and to create a desired atmosphere in the store. Lighting has always been an important factor in public buildings as well. It is used to create a certain atmosphere in a building and is used for both decorative and practical purposes. Lighting adds to the beauty and ambience of a building, and can also help people to move about safely. Lighting has come a long way from the days of candlelight and gaslight. With the invention of electricity, we now have a multitude of different types of lighting to choose from. Lightbulbs come in all different shapes and sizes and can be used in a variety of ways to enhance the look of any room or outdoor area. Lighting is an integral part of our lives. Whether in the home, the office, or public settings, it adds to the beauty and comfort of our surroundings.