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Johnny Blue
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Comments by "Johnny Blue" (@johnnyblue4799) on "NEVER be confused by GEAR RATIOS again - EXPLAINED in the MOST VISUAL WAY using LEGO" video.
Great! Now I know how to take a 2T diesel large cargo ship engine spinning at 100 rpm and build a desk fan spinning at 10000 rpm. Might need a slightly larger desk... or house...
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