Youtube activity of "IgorTheLight" (@igorthelight) on "SmarterEveryDay" channel.
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UCifZ4yrhE5hCmT79hHh4xCg
Commenter youtube id
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IgorTheLight
Commenter name
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@igorthelight
Commenter name id
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"What Happens to Lasers Underwater? (Total internal reflection) - Smarter Every Day 219"
Comments by video
"Where does NASA keep the Moon Rocks? - Smarter Every Day 220"