WHEN  YOU SMOKE HEMP IT LEAVES A RESIDUE 
 TAR   INSIDE   THE   MACHINE,  WHICH  IS 
 EXTRACTABLE WITH  THE  HELP OF  A  METAL 
 ROD. BE WARY HOWEVER, THAT THE HEMP  TAR 
 IS NOT AS VISCOUS  AS YOU  MAY  THINK... 
 IT'LL QUICKLY GET ON  YOUR  FINGERS  AND 
 BOOBS... AND  IT'S HARD TO GET OFF. VERY 
   STICKY BUSINESS INDEED. MOST PEOPLE    
 JUST   GET   RID   OF   THEIR   MACHINES