The ILUMA IQOS The heating blade is divided into one. Heat-Resistant Nanoblade: Tobacco Heats the System It makes more sense to use a heated stick. You need not worry, as it slides into the holder. In terms of the heated blade breaking, as opposed to the previous heating method. The heating blade required maintenance (such as cleaning) because it was severely cracked or damaged. needing the equipment to be cleaned. There is greater uniformity with these bladeless devices. It is better to warm tobacco than to burn it. They also leave no tobacco residue behind.