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[ICAM INDUSTRIAL LIMITED]
The first revolution of lights - oil lampsLamp originated that people were in pursuit of light and discovered fire. The emergence of the fire became independent in all things, human have mastered the light and heat. ever since humans learned how to drill wood and flint to make fire, the fire not only allowed human farewell to drink blood and eat animal with wool, furthermore dispelled the darkness and brought light and warmth. Primitive man put something like turpentine or fat coated in bark or wood chips, bundled together to make the torch for lighting, then human beings created the first light on the meaning of "light." After quite a long time,they began to burn various vegetable oils for lighting,put the oil in a container, added wick so as to ignite oil lamp,which was the originator. After human exploited oil, there the kerosene lamp emerged. Oil lamps occupies a very important piece in human history, during which the lamp was carried out a number of improvements. Lamp oil from animal to vegetable oil, and was finally replaced by kerosene. Wick also experienced process of grass, cotton, multi-strand cotton change. In order to prevent the wind blew the fire, we added the lamp cover. Early cover is papered, very unsafe, and later switched to glass. This lamp can resistant the wind, it is also still used outdoors, and combust completely, no black smoke. Around the 3rd century BC, the candles that was made with beeswax appeared, improvements was made with paraffin candles until the 18th century, and started to use the machine for mass production. In Mid-19th century, the British invented the gas lamps, lighting technology of mankind had been took a big step forward. But initially this lamp was not safe ,use indoor was prone to danger, so only used as road lamp. Widespread use of kerosene lighting tool is the white light into relatively good lighting. On the road of pursuit light, humans are not satisfied, while using oil lamps,we have been l looking for other lighting methods. Someone once used a lot of fluorescence that was emitted by fireflies to light, although not practical, it can be considered unique in the history of mankind lighting method. as human electrification revolutionary era, fire as light completed its mission, which gradually withdraw the stage of lighting history With technological advances continue to move forward, as the fourth generation of lighting, LED lights undoubtedly have too many advantages, and now we do not just seek to illuminate the environment, but also to feel the pleasure of lighting and environmental protection, LED lighting came into being, his high energy saving and gentle gorgeous luster have been widely recognized. Nowadays, LED flood light, LED tunnel lights, LED tube, LED bulb are widely used for variety of indoor and outdoor lighting, we do not afraid of the dark, we can enjoy new feelings the LED lighting brings, Li Sida lighting has been committed to research and manufacture environmentally friendly and energy-efficient LED lighting, I believe that we will be getting close to low-carbon green living thanks to Li Sida lighting. ...
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