AT THE MARKETPLACE. THE OWNER TELLS ME SHE FEELS LIKE NOW THE COMMUNITY CAN START ITS HEALING PROCESS AND THE BLUE LIGHTS ARE A SYMBOL OF THAT. >> FOUR SO I JUST WANT TO SAY ANGELS WATCH OVER YOU GUYS ...
Researchers have designed and tested ‘human-centric’ LEDs that emit different wavelengths of blue light depending on whether it’s daytime or nighttime, reducing the disruptive effect artificial light ...
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