But the big VR players are still working out motion tracking. When you look down with a VR headset on the first thing you want to do is see your hands in a virtual space. For a while, we've seen the Leap Motion accessory - which uses an infrared sensor to track hand movements - strapped to the front of Oculus dev kits.
Urine specimens should not remain unrefrigerated for longer than two hours. Aurine specimen that cannot be delivered to a laboratory within two hours should be stored in a refrigerator. The reason for this precaution is that urinesamples undergo chemical changes at room temperature.
How Long Is It Okay to Hold It? Your body's physical capacity to keep in urine is based on a few things: Most of the time women can hold urine for three to six hours, but this will vary, says Brucker. It really depends on the amount of urine that someone makes, which is determined by hydration status and fluid intake, and also functional bladder capacity, which is a combination of the actual size of the bladder and bladder sensitivity.