So some rocks are radioactive because they have radioisotopes in their nuclei. Also they may have radon gas trapped in their crystals if they are igneous rock. They could also be radioactive due to the fact that the atom of the rock is unstable.
Connecting USB Devices Manually. Choose VM > Removable Devices to connect specific USB devices to your virtual machine. You can connect up to two USB devices at a time. If the physical USB devices are connected to the host computer through a hub, the virtual machine sees only the USB devices, not the hub.
Boot to Windows PE. Connect the USB device to the PC you want to work on. Turn on the PC, and press the key that opens the firmware boot menus. Select the USB drive.Windows PE starts automatically. After the command window appears, the wpeinit command runs, which sets up the system. This might take a few minutes.oot to Windows PE. Connect the USB device to the PC you want to work on. Turn on the PC, and press the key that opens the firmware boot menus. Select the USB drive.