"The whole line was LSU fans buying four beers at a time, " reports Judson Sanders, a 31-year-old Tigers fan who works in electrical contracting.

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The method works because the electrical field polarises the electric charge on water molecules in the air around the icy tip and then draws them in electrostatically.

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The latch works by running an electrical current down a signal wire, through two switches.

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The new technique works by taking advantage of plants' ability to generate an electrical impulse when struck by light - part of the process of photosynthesis.

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This works by injecting water into a reaction chamber, where it achieves plasma state through a high-intensity electrical field.

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