An electric light, lamp, or light bulb is an electrical component that produces light. It is the most common form of artificial lighting. Lamps usually...

lighting. Incandescent bulbs are much less efficient than other types of electric lighting. Less than 5% of the energy they consume is converted into visible...

space and street lighting, followed by incandescent light bulb-based utilities for indoor and outdoor lighting. Over time, electric lighting became ubiquitous...

gas lighting led to the rapid adoption of electric lighting. By 1881, the Savoy Theatre in London was using incandescent lighting. While electric lighting...

a system that could bring electric lighting directly into a customer's business or home, a niche not served by arc lighting systems. After devising a...

a light bulb based electric lighting system to the citizens of Dundee. 1841 Arc-lighting is used as experimental public lighting in Paris. 1853 Ignacy...

recognized engineering roadblock to electric power distribution, with many less-than-satisfactory solutions tested by lighting companies. But the mid-1880s saw...

lit by electric lighting. The first city in the United States to successfully demonstrate electric lighting was Cleveland, Ohio, with 12 electric lights...

within the line of sight. Electric lighting energy use can be adjusted by automatically dimming and/or switching electric lights in response to the level...

estimated 1% of all houses were without a flush toilet, 1% without electric lighting, 37% without a fixed bath or shower and 7% without piped water. In...