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.
Storing a urine sample until you hand it in. If you canât hand your urine sample in within an hour, you should keep it in the fridge at around 4C (39F) for no longer than 24 hours.Put the container of urine in a sealed plastic bag first. If the urine sample isnât kept in a fridge, the bacteria in it can multiply.If this happens, it could affect the test results.ut the container of urine in a sealed plastic bag first. If the urine sample isnât kept in a fridge, the bacteria in it can multiply. If this happens, it could affect the test results.