The system comprises an aerosol container having {HEAD ~ an actuator} and a movable marking device comprising the base of {TAIL ~ the present invention} 
The system comprises an aerosol container having { HEAD ~ an actuator } and a movable marking device comprising the base of { TAIL ~ the present invention }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL