pst-labo – Draw ob­jects for Chem­istry lab­o­ra­to­ries

Pst-labo is a PSTricks re­lated pack­age for draw­ing ba­sic and com­plex chem­i­cal ob­jects. The doc­u­men­ta­tion of the pack­age is il­lu­mi­nated with plenty of il­lus­tra­tions to­gether with their source code, mak­ing it an easy read.