Undeterred by his empty chemical cabinet, he poked around in his kitchen mixing together anything and everything that might have the ability to strip copper from a PCB. Now, we don’t necessarily ...

The overall reaction is pretty straightforward: When ferric chloride comes in contact with metallic copper, one of its chlorine atoms is transferred to a copper atom, making copper (II ...

Strontium chloride, the compound used to make red fireworks, can withstand at least 1,500 degrees Fahrenheit. That's hotter than some lava. But to make a blue firework, you need copper chloride ...