Final answer:
When signaling a crane, it is important to use standard hand signals to ensure workplace safety and avoid accidents.
Step-by-step explanation:
The subject of this question pertains to workplace safety and communication in the context of signaling a crane.
While hand signals can be used to communicate with crane operators, it is important to note that there are standard hand signals established by regulatory bodies to ensure consistency and understanding among employees.
These standard hand signals should be used to avoid miscommunication and potential accidents.