Question

when should needle nose pliers not be used? when doing fine, detailed work. when soldering and desoldering. when working on energized electrical equipment. when bending or forming wire.

Explanation:

Needle - nose pliers are metal tools. Using them on energized electrical equipment can cause electric shock due to their conductivity. They are suitable for fine work, soldering - related tasks, and bending wire.

Answer:

When working on energized electrical equipment.