Comments by "Hermit Oldguy" (@hermitoldguy6312) on "Jixuan \u0026 Sebastian: BUSTED! (PART 2)" video.

  1. Brunel tried something like this but his seals were made of leather and the rats kept chewing on them.
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  2. Thermal expansion of metal is how a mercury thermometer works!
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  3.    Anyone who's had central heating knows the sound of expanding pipes.
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  4. Seb and Jinx made it personal.
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  5. "In 1869 Alfred E. Beach built an experimental subway line under Broadway, New York, near Warren Street. The line was only 200 feet long. A cylindrical car large enough to hold eighteen people, fitted the bore snugly and was propelled in one direction by compressing the air in the tunnel and in the other direction by exhausting the air. " MECHANICS - The Science of Machinery, BY A. RUSSELL BOND http://www.gutenberg.org/files/49445/49445-h/49445-h.htm
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  6. *poop chute
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