Massa was hit on the helmet by a metal spring, the size of a drink can and weighing almost a kilo, which fell off fellow Brazilian Rubens Barrichello's Brawn car.

BBC: Massa set to fly home to Brazil

Moreover, in many ways, it will do the job better than a metal balance spring.

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Finally, this spring, he built a metal stall for two buffalo, single file.

WSJ: It's Easy to Be Cowed When Trying to Milk a Water Buffalo

The Spiromax balance spring unveiled last month addresses several weaknesses of conventional metal spirals.

ECONOMIST: A luxury watchmaker is putting silicon in its timepieces

Wohlers Associates, a consulting firm that tracks additive manufacturing, provided me with a media copy of their 2012 State of the Industry report this past spring, will run its own conference alongside EuroMold, focused on metal additive manufacturing, with experts from around the world.

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He has interests in metal, oil and gas trading and a large property portfolio, as well as running Highland Spring.

BBC: Highland Spring bottling line

The buckets were still peppered with little teeth-marks from this past spring, when Verywell, our ranch hound, became depressed and turned to eating metal.

NPR: Excerpt: 'The Selected Works of T.S. Spivet'