What is the recommended action if an appliance emits a burning smell?

When an appliance emits a burning smell, the recommended action is to unplug it immediately and inspect it for malfunction. This is critical because a burning smell often indicates overheating or an electrical issue, which could potentially lead to a fire hazard. By unplugging the appliance, you cut off electrical power, which helps prevent any further damage or risk.

Inspecting the appliance allows you to determine the cause of the smell. It could be due to burned-out components, such as motors or wires, misplaced items near heating elements, or accumulated debris in areas that might heat up. Immediate action provides the opportunity to address any issues before they escalate.

Waiting for ventilation or contacting a technician without first unplugging the appliance does not directly address the potential danger that the burning smell indicates. Ignoring the issue or continuing to use the appliance is highly unsafe as it ignores the immediate risk it poses.