Modern doors in the toilet

The doors are made using silver halide. When the current is applied, they completely pass light, but as soon as the latch acts, the charge disappears, and the molecules change position so that they absorb light.

Modern doors in the toilet

The most breathtaking photos from construction of skyscrapers in new York (29 pics) In 1884 in Chicago began construction of the first skyscraper. It was as much as 10 floors! However, in the beginning of the next century 10-storey bu...
Let’s get acquainted! Let's get acquainted! Acquaintance with the deep-sea world. https://www.youtube.com/watch?v=fyWgi0j3xpQ
The leaf fell from the tree? The leaf fell from the tree? No! It's not the leaf from the tree? Look closely! What an amazing nature.
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