Question If transporting chlorine, what must be kept in the vehicle? Answers A phone with emergency numbers programmed An approved gas mask A chemical suit Directions for emergency personnel Explanation A driver transporting chlorine in cargo tanks must keep an approved gas mask and an emergency kit in their vehicle. Take a FREE Practice Test Now This questions appears in the following tests: Colorado HazMat , Delaware HazMat , District Of Columbia HazMat , Georgia HazMat , Massachusetts HazMat , Nebraska HazMat , North Dakota HazMat ,