The method includes the steps of providing {TAIL ~ the apparatus} of the invention, energizing {HEAD ~ the suction device}, and moving the eraser across a chalkboard to collect chalk dust 
The method includes the steps of providing { TAIL ~ the apparatus } of the invention , energizing { HEAD ~ the suction device } , and moving the eraser across a chalkboard to collect chalk dust
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH