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