EUROPESE OMROEP | EUROPESE OMROEP
Thanks to Mark Rober for explaining the science to us! Check out Mark's channel: https://www.youtube.com/user/onemeeeliondollars
We saw what's inside an Air Raid Siren with Mark: https://www.youtube.com/watch?v=d9tA1icDPGY& ;amp;t=118s
Also on Mark's channel - World's Largest Jello Pool: https://www.youtube.com/watch?v=DPZzrlFCD_I& ;amp;t=605s
Thank you for watching and for subscribing!
For this video we used music from Epidemic Sound. Try it for free: http://share.epidemicsound.com/pcFwF
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Filmed in 4k on this camera: http://amzn.to/1UnXI82
The Fisher Space Pen was developed independently by the Fisher Pen Co. during the 1960s. After much testing, NASA sent the pens to space with the Apollo astronauts.
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