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@plumbweiss
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1:59
breath hold
4 years ago
0:13
Electric Shock
5 years ago
1:53
Swimcap breath hold on ECG
5 years ago
1:44
rebreather experiment
6 years ago
2:30
Bag rebreathing
7 years ago
0:56
Simultaneous ecg ekg heart monitor and heartbeat sounds
11 years ago
6:45
Long breath hold by freediver
11 years ago
0:30
Rookie electrician gets shocked
11 years ago