De acuerdo con una busqueda en el mas exhaustivo tablero de mensajes sobre la fabricacion de metanfetamina en la historia (, el archivo Hive) la "droga pitufo" es el resultado de los bloqueadores de histamina; Loperamida, Chorphenimin, y loratadina No se eliminan de las pastillas de psuedoefedrina ( posiblemente incluso toda la pastilla shake and bake) y el uso de hierro o cobre puede causar que sea de color verdoso 
- By DirkDiggler
¿cómo puedo limpiar las pastillas de esa?
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- By mycelium
Cant a substance called norite (spelling)?
On the corner of Haight and Masonic Street at 2am, one of the chemists of the family told me how to clean amber or lavender crystal into white using norite to absorb color
I don't know why he told me, he was rambling, but I never forgot it, or him, and saw him at RFK stadium the next year with hair cut and no beard, a hat and sunglasses, all incognito,
On the corner of Haight and Masonic Street at 2am, one of the chemists of the family told me how to clean amber or lavender crystal into white using norite to absorb color
I don't know why he told me, he was rambling, but I never forgot it, or him, and saw him at RFK stadium the next year with hair cut and no beard, a hat and sunglasses, all incognito,
