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