(Bloomberg) -- Forget about self-driving cars: In Germany, the Internet of Things starts with hot dogs.

Certuss Dampfautomaten GmbH, a Krefeld-based maker of steam generators used for anything from cooking sausages to sterilizing medical instruments, used to fly repairmen out to far-flung locations to restart broken-down machinery. Now sensors in the machines send data on 60 items including temperature, steam pressure and flame signal via a SIM card into a cloud operated by Deutsche Telekom AG, flagging potential problems even before they occur.

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