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