[Techgenie]’s handheld hot wire foam cutter is a simple build based on a single 18650 and a piece of nichrome wire. While this is probably not the most Earth-shattering hack you’ll see today ...

Some metal cations have distinctive colours when held in a blue Bunsen burner flame. A nichrome wire is used to hold the test solid – nichrome has no flame colour of its own and it has a high ...

Scientists in India have built a solar-powered thermic solar geyser prototype based on a nichrome wire heating rod and a ...

While there are all sorts of ways to build a hot wire foam cutter, this design from [jasonwinfieldnz] is both interesting and imitable. If you don’t already know it, nichrome wire is nifty stuff ...

When a length of copper or nichrome is heated, it lengthens due to thermal expansion. The wire is suspended between two posts and heated by a variac. A small weighted hook is placed in the middle of ...