After testing more than 1600 kinds of
materials, Edison eventually placed tungsten having longish life inside incandescent, so the world bright. In the past,
incandescent have been accompanying us for more than 100 years, but it was
found that it is bad in energy-saving and easily damaged after prolonged use.
"Filament will be black, and then not so bright and tungsten are also
particularly vulnerable to being blown." ,which is our common experience, we have to frequently replace bulbs.
Looking around the world, 1/5 of the electricity is used for lighting, we can
see how much power consumption is.
A few years ago, European countries began
to prohibit the use of incandescent lamps, and China also issued a notice that it
would phase out incandescent a few years ago , and planed a detailed route for incandescent
exiting: from November 1, 2011 to September 30,2012 is the transition period, October 1, the importing and selling100
watts and above ordinary incandescent lighting was banned in 2012, the importing
and selling 60 watts and above ordinary incandescent lighting will be banned on
October 1, 2014,from May 10,2015 to September 30, 2016 is the mid-term evaluation period, the importing and selling 15 watts
and above ordinary incandescent lighting will be banned on October 1, 2016, or,
as the mid-term evaluation results to adjust. Implemented until now, it has
been difficult to find a 100-watt incandescent lamp and above it for general
lighting in the market.
Compared with incandescent consuming Large
power, LED bulbs relying on light-emitting diode it very good at energy-saving,
life expectancy is ten times longer than incandescent. Meanwhile, our hands
will feel the heat of the lamp when closing to the incandescent lamp, the LED
lamp itself does not generate heat but a dedicated heat sink outside, it will
not burn hands.

Some cosmetics stated on the promotional
materials, the beauty of women should pay attention to indoor sun. Some people
may wonder why we need sunscreen in room where there is no sun, it is also because
that the traditional incandescent light contains part of ultraviolet and
infrared that has sunburn risk to us we using LED lighting aren't worry about
any more.
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