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In-Car Hydration and Urination Systems for Race Car Drivers

You've seen pit stop footage with crew members zipping tires on and off. But you may not have seen this thing being swapped out: That's a bottle filled with water, usually mixed with some combination of vitamins, minerals and/or glucose. Races can be long and grueling, and drivers need

Interestingly, even this requires some planning; to urinate you need to be able to relax your body, which you cannot do while taking a hard corner, so you have to wait for a straightaway. Those catheters don't come with reservoirs, just the hose, so I assume different drivers rig up their own containment systems. However, this manufacturer's race catheter has "a long latex hose that is used to run the length of a fire suit pant leg allowing you to discharge through the floor of the vehicle."

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