"A Simple and Convenient Synthesis of Pseudoephedrine From N-Methylamphetamine"

[theweaselking]

Which is to say, Sudafed is rare and hard to get. Crystal Meth is widely available. So why not publish a process to turn Meth into cough medicine?

From "The Journal Of Apocryphal Chemistry" and by researchers from Miskatonic, but, hey, still awesome.

via jwz