It was best known as a recreational drug until doctors started to realize that people sometimes didn't notice injuries they received  under the influence.
ते एक आनंददायी औषध मानले जाई. डॉक्टरांना कळले की याच्या वापराने  याच्या अमलाखाली असतांना झालेल्या जखमा जाणवत नसत.