Can You Melt Obsidian and Cast a Sword?

Over the past few months I’ve been working on this video as a follow-up to user comments on a previous video on if it’s possible to cast obsidian. This proved to be a major challenge that took six attempts, broke multiple crucibles and two different kilns. But I didn’t want to stop until I finally […]

J-B WELD Bullet Challenge!

hello this is jeff of taofledermaus we’ve been asked so many times to make shotgun slugs or bullets or whatever you want to call them out of jb weld yes the cold well with over ten thousand uses and according to testimonials on the back of the old packages it’s better than baling wire we’ll […]

Science of Innovation: Friction Stir Welding

From building bridges, to erecting skyscrapers, to assembling airplanes and cars, welding allows engineers and manufacturers to connect metal structures. But the method of joining metal to metal through melting had remained mostly the same for decades. That is, until 1991, when a new kind of welding was invented. Instead of melting metals to connect […]

How to Make a Non Wooden Bike Using DC Motor

Hello Doston Is video me mai aapko battery se chalne wali cycle k baare me bataya jayega isme battery hai jo 24V k motor ko chalati hai Motor Japan made hai aur 120W ka hai Isme meter bhi laga hai jo battery health batata hai, 2 switch hain, on-off aur speed up-down k liye neeche […]