Alternative energy is becoming more active in our lives. Previously, you could admire the huge number of projects, great opportunities, the results of new technologies, but it is not long to wait for each of us, just in everyday life, will be able to use solar energy, inexpensive and very simple.
Transnational company 3M presented the development of a special transparent film. Covering the windows with this film, the windows turn into solar panels and generate electricity. The windows do not need to be changed, the film is attached to the windows that you have.
Installing the film is technologically easy, even with a small level of sunlight, the gadget will give electricity, which distinguishes it from solar panels. The price of the device will be much lower than the cost of traditional solar panels, which is another advantage of the innovation. The disadvantages include the low efficiency of the device, 3M engineers have achieved 20% of the volume of electricity compared to solar panels, but the work is not finished and the goal of improving the performance of the novelty is not completely solved.
In 2012, the film will appear in retail sales, and you can personally see the possibilities of the new invention and find the use of free electricity, which will produce windows apartment or office.