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Key

Fuel cartridge – Removable article that contains and supplies fuel to the micro fuel cell power unit or internal reservoir, not to be refilled by the user. Possible variations include:

• attached – having its own enclosure that connects to the device powered by the micro fuel cell power system;
• exterior – having its own enclosure that forms a portion of the enclosure of the device powered by the micro fuel cell power system;
• insert – having its own enclosure and installed within the enclosure of the device powered by the micro fuel cell power system;
• satellite – intended to be connected to and removed from the micro fuel cell power unit to transfer fuel to the internal reservoir inside the micro fuel cell power unit.

Micro fuel cell power unit – Micro fuel cell power system excluding its fuel cartridge.

Waste heat – Thermal energy released and not recovered.