{HEAD ~ Apparatus} 38 may sanitize {TAIL ~ a point} of contact surface when activated by switch 40 
sanitize
{ HEAD ~ Apparatus } 38 may sanitize { TAIL ~ a point } of contact surface when activated by switch 40
HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH