Injecting speed is particularly perilous, and It really is a lot easier to overdose when injecting. Speed is often very impure, so it’s not only the amphetamine that goes into your bloodstream, but almost everything else that it’s been cut with. ^ The isopropylamine side chain of amphetamine is cyclized https://thejillist.com/story8532523/5-simple-statements-about-amphetamine-speed-bestellen-schweiz-explained