As a reminder of safe work practice, it is important to (1) put safety first and not rush or panic, (2) always inspect equipment before use, (3) wear clothes and footwear that are suitable for the work and easy to move in, and (4) do some light stretching exercises before work to warm up the body. Safety" is a combination of inspection, confirmation, and signaling, and it is a basic task that should be acquired as a "habit" in the daily work routine.