"It shouldn't be a problem. It's made of metal," said Doc as quickly, and as calmly as he could. He couldn't let her on as to what was really in there. The last thing he wanted was this rabbit to kill herself with it before she even got there. But hey, if his idiot sons could defend themselves moderately well against aliens with plazma ray guns, then this girl could (probably) get this job done for him.
"Do you remember my instructions?" he asked, to see if she knew what she was doing.