Do you have an environment? By default the environment will be black and as chrome is very reflective most likely explanation is it's reflecting the black background so it looks like your object is not there. Try putting a env sphere in the scene or an ibl node.
Worst Response To A Crisis:
From a readers' Q and A column in TV GUIDE: "If we get involved in a nuclear war, would the electromagnetic pulses from exploding bombs damage my videotapes?"