The fluids exerted a drag, causing the samples to move to and fro at the same frequency with which the machine jiggled, but with a slight delay.

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Using millimeter wave technology, which the TSA says emits 10, 000 times less radio frequency than a cell phone, the machine scans a traveler and a robotic image is generated that allows security personnel to detect potential threats -- and, some fear, more -- beneath a person's clothes.

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"Tiny goldcrests, one of our smallest birds, rattled out a shimmering song of a very high frequency that sounded like an out of control sewing machine, " says Chris.

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For example, the Controller respond to a frequency disturbance by turning off the heating element of a drying machine, but keep the tumbler turning.

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In fact, they firmly stated that it's only a surefire recommendation to those who will be utilizing the 3D panel with great frequency, noting that the decision to toss a power-hungry Core i7 into an otherwise portable machine led to subpar battery life that would frustrate frequent travelers.

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