Ukwelashwa ngokukhanya okubomvu kuveza izinzuzo eziningi kubantu abaphila nomlutha we-meth ngokuthuthukisa ukusebenza kwamaseli. Lezi zinzuzo zifaka:
Isikhumba Esivuselelwe: Ukwelashwa ngokukhanya okubomvu kusiza ukwenza isikhumba sibe nempilo futhi sibukeke kangcono ngokunikeza amangqamuzana esikhumba amandla engeziwe. Lokhu kungathuthukisa ukuzethemba kwabasebenzisi be-meth futhi kubenze bazizwe futhi babukeke bengcono kunanini ngaphambili.