הבא בתור
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Not all steps are created equal! Some cool new science looking at how effective step count is. 2 דק׳ For this one, I'm going to be turning a copper penny, into a light bulb. The magic happens when a red hot penny, is lowered into a beaker, over some acetone. NOTE: It's important that the penny needs to be pure copper. If it's made with zinc, it will melt. #shorts
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