What is the most effective way to prevent fires caused by heating equipment?

Keeping combustibles away from heat sources is the most effective way to prevent fires caused by heating equipment because it directly addresses the primary cause of many heating-related fires. Heat sources, such as space heaters, radiators, and chimneys, can ignite nearby flammable materials like paper, fabric, or wood. By ensuring that these potential ignition sources have a clear space around them, the risk of a fire starting is significantly reduced.

In comparison, while the use of overload protection devices, checking wiring for wear, and utilizing energy-efficient appliances are all important safety measures, they do not specifically target the immediate hazard of combustible materials in proximity to heat sources. These measures can help prevent electrical fires or ensure proper appliance function, but they do not mitigate the risk of ignition from contact with flammable items. Therefore, maintaining a safe distance between heat-producing equipment and combustible materials is the most crucial step in fire prevention in this context.