What is the recommended action for electrically powered heating devices during transport?

The recommended action for electrically powered heating devices during transport is to ensure that the energy source is removed to prevent any functioning. This is critical for safety reasons, as leaving such devices plugged in poses a risk of accidental activation, which could lead to overheating or fire hazards while in transit. By disconnecting the energy source, you minimize the risk of the device inadvertently turning on due to vibrations or other disturbances that may occur during transportation.

Wrapping devices tightly with insulation might seem protective, but it does not eliminate the risk of the device functioning unexpectedly. The prohibition of these devices during transport addresses potential safety concerns but does not align with the idea that electrically powered heating devices can be transported safely if managed correctly. Allowing them to remain plugged in is unsafe due to the same risks mentioned. Thus, ensuring the energy source is removed is the most appropriate action to take for safe handling during transport.