Created reusable paper which can be printed with the light

For the production of paper are used annually tens of tons of wood, and this ha “lungs of our planet”. Therefore, the reduction of the use of wood is extremely important for our existence. Recycling only partially addresses this issue. But a team of scientists from Shandong University (China), the University of California riverside and the National laboratory behalf of the Lawrence (USA) have developed a new type of reusable paper which can be written with the help of light waves.

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