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Interesting Engineering on MSNYouTuber builds bike using 200-year-old engine that works without gas or batteryThis prototype uses water cooling, PTFE rings, and 3D‑printed mounts to turn 200‑year‑old heat‑engine tech into a ...
Last year, [Deep Tronix] wished to teach colors to his nephew. Thus, he built a toy to help educate a child about colors by pairing them with sounds, and Color Player was born. The build is based ...
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