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