S.C. Code § 58-13-720
No person shall deliver for transportation to any railroad corporation, or other person engaged in the transportation of passengers within this State or take or place upon or in any car, boat or other vehicle of any such corporation or person, with intent that it shall be carried or transported on such car, boat or other vehicle, any explosive compound unless it is packed and marked as herein provided and notice of the dangerous nature thereof is expressly given to the agent, servant or person to whom it is delivered or to the agent, servant or person having at the time the management and control of the car, boat or other vehicle in or upon which it is to be carried or transported. And any common carrier may decline to receive for transportation any such explosive compound in any manner whatever.
S.C. Code § 58-13-720