Lighting or illumination is the deliberate use of sunshine to realize a practical or aesthetic effect. Lighting consists of using both synthetic gentle sources like lamps and light fixtures, in addition to natural illumination by capturing daylight. Daylighting (using home windows, skylights, or gentle cabinets) is typically used as the principle supply of sunshine throughout daytime in buildings. This can save power rather than using synthetic lighting, which represents a major part of power consumption in buildings. Proper lighting can improve task performance, improve the looks of an area, or have positive psychological results on occupants.
Indoor lighting is normally accomplished using light fixtures, and is a key a part of interior design. Lighting may also be an intrinsic part of landscape projects.
With the invention of fireplace, the earliest form of synthetic lighting used to light up an area have been campfires or torches. As early as 400,000 BCE, fireplace was kindled within the caves of Peking Man. Prehistoric individuals used primitive oil lamps to light up surroundings. These lamps have been constructed from naturally occurring materials such as rocks, shells, horns and stones, have been stuffed with grease, and had a fiber wick. Lamps usually used animal or vegetable fats as fuel. A whole lot of these lamps (hollow worked stones) have been found within the Lascaux caves in fashionable-day France, courting to about 15,000 years ago. Oily animals (birds and fish) have been additionally used as lamps after being threaded with a wick. Fireflies have been used as lighting sources. Candles and glass and pottery lamps have been additionally invented
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