I try to avoid having brand names here, but I just had to give Motorola a plug -

"Motorola
While many of us know this brand for its stylish cellphones, did you know that it also develops and manufactures bomb fuses and missile guidance systems? Motorola components are also used in unmanned aerial vehicles (UAVs or 'drones') and in communications and surveillance systems used in settlements, checkpoints, and along the 490 mile apartheid wall. The US Campaign to End the Israeli Occupation has launched the 'Hang Up on Motorola' campaign

Cellphones AND missile guidance systems! It pays to diversify.

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