The process involves freezing a corpse with liquid nitrogen, then vibrating it to reduce the body to powder.

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For instance, random electrical fluctuations tend to overwhelm them unless they are kept chilled with liquid nitrogen although making the islands smaller, paradoxically, reduces this problem.

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The company is also experimenting with a new way of storing the hydrogen that will fuel its cells a fabric made of fibres of activated carbon that can (when cooled with liquid nitrogen) soak up the same amount of energy per kilogram as petrol.

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By footling round with centrifuges and liquid nitrogen they were reducing food to a set of mental hurdles, as though there weren't already enough traffic lights and zebra crossings in life.

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To simulate the atmosphere, they have built a special cloud chamber of their own, with the air manufactured from scratch, using liquid nitrogen and oxygen together with precise amounts of trace compounds, including sulphuric acid and ammonia.

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They fill the container with pure air made by evaporating liquid nitrogen and liquid oxygen, and add water vapour and some trace gases.

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Though he's known for upgrading traditional Southern cuisine with cutting-edge techniques (he uses liquid nitrogen in cold-milling corn for grits), Mr. Brock believes cooking simply is just as challenging as cooking with modern gadgets.

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