Lighting or illumination is the deliberate use of light to attain a practical or aesthetic effect. Lighting includes using both artificial mild sources like lamps and light fixtures, as well as pure illumination by capturing daylight. Daylighting (using home windows, skylights, or mild cabinets) is typically used as the main source of light during daytime in buildings. This can save vitality instead of using artificial lighting, which represents a major part of vitality consumption in buildings. Proper lighting can enhance activity efficiency, improve the looks of an space, or have constructive psychological effects on occupants.
Indoor lighting is usually completed using light fixtures, and is a key part of interior design. Lighting can be an intrinsic part of landscape projects.
With the invention of fireside, the earliest type of artificial lighting used to illuminate an space were campfires or torches. As early as 400,000 BCE, fire was kindled in the caves of Peking Man. Prehistoric people used primitive oil lamps to illuminate surroundings. These lamps were created from naturally occurring supplies reminiscent of rocks, shells, horns and stones, were crammed with grease, and had a fiber wick. Lamps typically used animal or vegetable fat as fuel. Lots of of these lamps (hole labored stones) have been discovered in the Lascaux caves in modern-day France, dating to about 15,000 years ago. Oily animals (birds and fish) were also used as lamps after being threaded with a wick. Fireflies have been used as lighting sources. Candles and glass and pottery lamps were also invented
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