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