Youtube activity of "The Zero Line" (@The_ZeroLine) on "SmarterEveryDay" channel.
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UCD5YV-6z2E3dMIQ4JUPKk9g
Commenter youtube id
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The Zero Line
Commenter name
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@The_ZeroLine
Commenter name id
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"I Asked An Actual Apollo Engineer to Explain the Saturn 5 Rocket - Smarter Every Day 280"
Comments by video
"STRAPPED INTO A FALLING HELICOPTER - Smarter Every Day 154"