Other studies have also shown that PCBs cause liver tumors (EPA 1996). One study, conducted by the National Cancer Institute (NCI) in 1978, found that a commercial PCB mixture caused a rare type of stomach tumor (gastric adenocarcinoma) in 6 of 144 exposed rats.
VR makers, at least in the fine print, want us to tread lightly through virtual territory. âThe Gear VR should not be used by children under the age of 13. Adults should monitor children (age 13 and older),â goes Samsungâs disclaimer for its new device. âProlonged use should be avoided, as this could negatively impact hand-eye coordination, balance, and multi-tasking ability.
Samsung Gear VR. In many ways, Samsung Gear VR is similar to Google Cardboard. The required $99 piece of hardware is a headset that uses your phone to process and display all the VR magic. From there, however, itâs a vastly different animalâin part because itâll drain your phone battery very, very quickly.