What is the light bulb?

- Dec 08, 2017-

    Bulbs, electric energy by the illumination source to shine, by Henry Goebbels invention (Edison actually found a suitable material, i.e. the invention is highly practical incandescent lamp as early as 1854 but appeared). The most common feature is the bulb lighting.

   With the development of society, the use of light bulbs also plays a different changes, may initially be to facilitate the production and life, but with social progress in the use of light bulb has also been significant changes,began to have functional lights "landscaping, decorative," and so for different purposes.