The accident, in January 2012, involved a freight train carrying heavy car components.

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The relaxation of rules on the origins of cars is to ease the concerns of major foreign investors manufacturing cars in Korea, considering their heavy dependence on foreign parts and components.

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Airships might, however, come into their own carrying large (as well as heavy) things such as generators, turbines or components of oil refineries.

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Unfortunately, the components required for cooling the processor make for a very heavy PC -- around 60 pounds instead of 15 to 20.

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Waging Heavy Peace is a compelling story about leading innovative people, and nurturing the various components of innovative systems into the proper mix.

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