ืึดืึฐื ึธืกึทืึดืื ืงึฐืฆึธืจึดืื ืึดืืฆืึนืจ
โฃEveryone uses copper wires, but thatโs not the best conductor! Can you guess the right metal? ๐ง โจ
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#โโโโ
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The Return Of Tiger ๐ฏ episode 281 part 2
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โฃIt Hunts For Bones _physics _scienceexplained(720P_HD)
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ืกืจืืื ืื ื ืืฆื ืืขืืืื, ืื ื ืืืืจ ืืขืื ืืกืคืจ ืืงืืช
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