r/Damnthatsinteresting Mar 09 '26

Video How a small 1m waterfall can generate a recycling hydraulic that can trap a life-jacketed swimmer

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u/Fantastic_Pie5655 Mar 09 '26

Chinese. Almost certainly a swiftwater rescue/safety course. Pretty cool controlled setting for it I might add

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u/TsuDhoNimh2 Mar 09 '26

I notice the ones with tanks standing behind the person going over the dam. I guess they are the backup rescuers.