Gamma-butyrolactonum sive butyro-1,4-lactonum sive GBL abbreviatura est lactonum acidi gamma-hydroxybutyrici. Adhibitum et fabricatum praecipue solvens, GBL simul substantia principalis fabricationis aliarum substantiarum chemicarum vel medicamentorum est. Praeterea est droga recreativa periculosa[1].
↑Corkery JM, Loi B, Claridge H, Goodair C3, Corazza O, Elliott S5, Schifano F (2015). "Gamma hydroxybutyrate (GHB), gamma butyrolactone (GBL) and 1,4-butanediol (1,4-BD; BDO): A literature review with a focus on UK fatalities related to non-medical use". Neurosci Biobehav Rev53: 52-78
