test technical feasibility the teams are supposed to demonstrate that the pods can withstand extreme conditions out of the twenty seven finalists hanes only three qualified for this round including the german tain will make it through. this in our secret weapon is the compressor and we are one of the. if you teams to use one that sucks the rest of the air out of the two that's a partial vacuum operating at one one hundredth of atmosphere at pressure that would cause air friction that would slow down our pads we don't want that so we suck the air out then we can drive through the tube very quickly on. the test track still doesn't have an air lock that's why the near vacuum is only generated when the prototype is inside the tube the parts are still unmanned would we even be able to travel at twelve hundred kilometers an hour can the human body withstand such