Discover Harvard professor’s genius idea! Use a battery to weld the motorcycle exhaust pipe

Hello everyone! You are watching video “ Discover Harvard professor’s genius idea! Use a battery to weld the motorcycle exhaust pipe “ I hope you enjoy watching my video! ► Subscribe me !!! ►Just a battery will repair plastic everything: ►Even a NASA professor had to learn this from me : ►Stainless Steel Company will go Bankrupt if you know this : On Inventor K channel, you can learn various inventions, science projects, crafts and DIYs teaching how to reuse or recycle. © Copyright by Inventor K ☞ Do not Reup