The apparatus may further include {HEAD ~ one or more sources} of a sanitizing agent configured to direct the sanitizing agent toward a location where at least a portion of the point of {TAIL ~ contact surface} may be disposed 
The apparatus may further include { HEAD ~ one or more sources } of a sanitizing agent configured to direct the sanitizing agent toward a location where at least a portion of the point of { TAIL ~ contact surface } may be disposed
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH