Anti-Terrorism and the Death of the Chemistry Set The war on drugs started this ball rolling a while ago. I was surprised to find that you could still purchase one. This Amazon commenter points out that regulations force the sets to be incomplete and you have to get some chemicals from household products just like if you were cooking meth. I doubt an illicit chemist would be willing to purchase a $160 set just to get 5oz of reagent grade sidewalk cleaner.