Submission + - Protect Your Fruit With A Hail Cannon
ScentCone writes: In hopes of disrupting small droplets of water before they are able to form into an approaching storm's fruit-damaging hail, some farmers are spending $50K+ each on sonic cannons. Like most, this New Zealand company's gear uses acetylene gas charges. The technique has a long history, but there is continued debate about its effectiveness. Nissan, though, has got their own version to protect lots full of shiny new cars.