Military weapons like 105mm Recoilless Rifle and a 75mm Howitzer being used to set off avalanches in Alta, Utah.
Alta Utah USA Date:1950 Duration:1 min 1 sec Sound:Yes
A training film about the means of forecasting and controlling avalanches in Alta, Utah. A 75 mm Mountain Howitzer fired from a highway. It does not result in an avalanche. A 105 mm Recoilless Rifle being fired at a slope, which does not result in an avalanche. Backlash of the rifle results in two avalanches down a slope.
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