Cutting PVC conduit with a hacksaw, circular saw, or PVC cutter leaves a rough edge that must be smoothed down or deburred before pulling wire through the conduit. Use a utility knife, metal file ...

strips, loosen the trim with a small pry bar, wrap the plastic around the wire, and slide it between the wall and trim. For industrial motifs, hide electrical wires in surface-mounted conduit ...

These are devices where cables are used as actuators. By sending these cables through a flexible conduit, they serve a similar function to the tendons in our body that actuate our fingers.