Here shall be an alphabetically sorted collection of commonly used acronyms (NOT chemical formulas) and slang prevalent on ScienceMadness and in the indiechem community.
Amateur Chemistry—Those studying of chemistry as a hobby, usually at home.
AN— "Ammonium nitrate"
GC—"Gun Cotton." See Nitrocellulose
Indiechem—"Indie Chemistry;" another term for "amateur chemistry," coined by Texium
SADS—"Silver Acetylide Double Salt"
TATP—"Triacetone triperoxide." See: acetone peroxide
UTFSE— "Use the f***ing search engine," generally used when the answer can be found quite easily with a simple search.
Whimsy— a subsection of the Science Madness forum dedicated to subjects unrelated to chemistry or indiechem.