• ChemgaPedia
  Chemie-Enzyklopädie
  in Public bookmarks with chemistry education encyclopedia knowledge
• DrogenWiki.de
  
  DrogenWiki.de - Alles über Drogen und Heilkräuter
  absinth adrenochrom betelnuss cannabis drogen ephedrin heilkunde lsd medikamnte sucht thc vaporizer
  in Public bookmarks with chemistry drugs knowledge wiki
• Erowid
  Documenting the Complex Relationship Between Humans and Psychoactives
  Erowid is an online library containing tens of thousands of pages of information about psychoactive drugs, plants, and chemicals, including entheogens, psychedelics, stimulants, depressants and pharmaceuticals. Includes traditional, spiritual, and responsible use, chemistry, effects, experiences, images, research, legislation, media coverage, bibliographies and a whole lot more.
  in Public bookmarks with chemistry drugs knowledge by 2 users (all private)
• Fire – Flint & Steel – Some Clarifications
  Wildwood Survival
  in Public bookmarks with chemistry ferrocerium fire flint knowledge outdoor survival by 2 users

chemistry from all users