A user of the door may also flip switch 40 prior to using the doorknob to sanitize the doorknob before making {HEAD ~ contact} with {TAIL ~ the doorknob}, then flip switch 40 a second time to deactivate bulbs 24 such that the user may safely extend a hand into apparatus 38 
A user of the door may also flip switch 40 prior to using the doorknob to sanitize the doorknob before making { HEAD ~ contact } with { TAIL ~ the doorknob } , then flip switch 40 a second time to deactivate bulbs 24 such that the user may safely extend a hand into apparatus 38
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH