But don’t you dare let them near the heat shrink tubing. Foolishly reveal that magical stuff to kids, and if there’s a heat source anywhere nearby I guarantee they’ll blow through your ...

Hand grips on tools wear out quickly with heavy use, but firefighter blog VentEnterSearch offers up an easy way to create a new grip or repair an old one using wire and heat-shrink tubing.

But as a practical technique, using plastic bottles as heat-shrink tubing for composite joints is pretty nifty, and the pieces produced are not without their charm. Undertaken as an art project to ...