At the EADS labs in Filton, U.K., researchers demonstrated that they can print out several different metal parts for airplanes with a technology that uses a laser to heat metal powders until they form solid metal shapes.

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Dr Bermel's proposed trap is a thin sheet of tungsten (a heat-resistant metal) that has been processed in quite a complicated way.

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These are linings that are used to protect the vessels that carry molten metal from the intense heat of the liquid.

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Blackening copper allows it to absorb more light and heat, increasing the range of uses for the metal.

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The rest of the arsenal is simple: a pizza stone or two to boost and hold that all-important heat in the oven and a peel preferably metal (tip: you can use the flat back of a baking sheet in a pinch) to extract the pie with a minimum of mess when it's ready.

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Those little metal discs supplement the internal sensors, including functionality for radiation, heat, chemical and climate sensing.

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The Design: The British built the original 1902 structure to withstand both weather and pirates, with heavy metal shutters on the windows and deep porticos to protect from wind and heat.

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Eaton, who had won the heat, looked behind him to see Clay banging the back of his head against a metal fence.

WSJ: Menu