Cable Dyeing

If you want an extension cord, power cord, or other plastic-insulated cable in an unusual color, and you can find one in white, there’s a good chance you can dye it to suit your preference using this technique. Turns out many cables are sheathed with PVC, and will take the... Read more »

Harvesting Chemicals from a Battery

This tutorial shows how to take apart a spent zinc-carbon dry cell of the common household type. Besides making for an interesting object lesson in electrochemistry, taking apart a spent D-cell, for instance, allows you to salvage many materials which can be of use to amateur chemists–materials which would otherwise... Read more »