In this video, you’ll see: 🔨 The full mallet-making process from start to finish ⏳ How well Rapid Fuse holds up under pressure 💥 Strength tests to see if this thing can actually take a ...

We love close-up pictures of intricate work, and [w] hits the spot with a tiny joule thief in a fuse case (social media post, embedded below) powered by an old coin cell from a watch. It’s so tiny!

A fuse breaks the circuit if a fault in an appliance causes too much current to flow. This protects the wiring and the appliance from overheating, and possibly starting a fire, if something goes ...