Six Stupid Tricks With Light Emitting Diodes #lightemittingdiode
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Six Stupid Tricks With Light Emitting Diodes #lightemittingdiode





Six Stupid Tricks With Light Emitting Diodes : TreeHugger

Back in the day when TreeHugger was young we used to show every new innovative and sometimes silly use of LEDs. They have become so common and omnipresent that we rarely do any more, but could not pass up this plastic bench that lets you "relax in your

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