Related Experiment Video
Updated: Aug 14, 2026

08:14
Measuring Spray Droplet Size from Agricultural Nozzles Using Laser Diffraction
Published on: September 16, 2016
Chemical spraying as reported by refugees from South Vietnam
Abstract:
Ninety-eight refugees who had been exposed to chemical sprays in South Vietnam were interviewed in Hanoi. Most reported effects on eyes and skin and gastrointestinal upsets. Ninety-two percent suffered fatigue, prolonged or indefinite in 17 percent of cases. Reports of abortions and monstrous births in sprayed humans and animals and of substantial numbers of deaths among fish, fowl, and pigs were also given.

