FULL DIY TUTORIAL Sunlight collector using optical fibers

A Sun collector has a fire hazard risk: the sun is a powerful source of energy, using a magnifier is enough to start a fire, so be cautious if you want to do this project and never let a collector alone, always have a look at it.
My first English video! I'm French so you might notice that I speak with an accent !
Like and share, questions me in comments if needed, happy to help!!
3DIY Captain
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