China develops handheld weapon for crowd control… Vibrations in eardrums, eyeballs, stomach, liver, brain…| South China Morning Post

The device’s “biological effect” would cause extreme discomfort, with vibrations in the eardrums, eyeballs, stomach, liver, and brain, scientists said.

Studies dating to the 1940s found that low frequency sound energy could, depending upon intensity and exposure, cause dizziness, headaches, vomiting, bowel spasms, involuntary defecation, organ damage and heart attacks.

CONTINUE READING at — Chinese scientists develop handheld sonic weapon for crowd control | South China Morning Post