Electricity technology

In electricity nowadays,technology as improve to the extent that, we can make use of electricity without waiting for the electricity generated by hydro-electric power.
Solar power system is a technology that helps a lot of people to use the electricity at their confinent time.
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I germany, the solar power system as been set to some roof.as you can see the picture above.
Everyday by day the technology is advancing,it is the technology that makes life easier for everybody.
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