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Hunters figured out that if they chose an appropriately-sized target to mimic the vital zone — an 8-inch circle for instance, for a deer — they could also calculate the maximum distance at which they ...

In extreme cases, sonic weapons can cause nausea, dizziness, and even permanent damage. In this case, officials used it to ...

LRAD sound weapons at protests use focused acoustic beams up to 162 decibels that cause permanent hearing damage, but ...