Fluids

Fluids

The force exerted by water on the body of a descending diver increases noticeably, even for a relatively shallow descent to the bottom of a swimming pool. However, in 1975, using scuba gear with a special gas mixture for breathing, William Rhodes emerged from a chamber that had been lowered 300 m into the Gulf of  Mexico, and he then swam to record  depth of 350 m. Strangely,  a novice scuba diver practicing in a swimming pool might be in more danger from the force exerted by the water than was  Rhodes. Occasionally, novice scuba divers die because they have neglected that danger

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