This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Forensic Toxicology - Concepts, Statutes, Evidence, and Techniques, Subject name: Forensic Medicine
[{'content': 'Acrid smell or pear smell is seen in: \nSelect and explain. \nA. Ether, B. Paraldehyde, C. Nitrobenzene, D. Carbolic acid', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B. Paraldehyde (Ref: Reddy 3-e p507)Acrid smell or pear smell is seen in paraldehyde and chloral hydrateQ poisoning"Paraldehyde is a clear colorless liquid with an ethereal odour and acrid taste. It is used as a hypnotic by mouth rectum or parenterally as a basal anesthetic. "Characteristic Odours produced by ToxinsOdourToxinsAcrid (Pear smell)* ParaldehydeQ, Chloral hydrateQBitter almonds* CyanideQBurnt rope* Marijuana (Cannabis) QDisinfectant* Phenol (Carbolic acid), CreosoteGarlic* PhosphorusQ, Tellurium, Thallium * Dimethyl sulfoxide (DMSO)Fish or raw liver (Musty)* Zinc phosphideQ, Aluminum phosphideQKerosene like* OrganophosphateMint* Methylsalicyiate (Oil of Wintergreen), MentholMothballs* Naphthalene. Camphor, p-dichlorobenzenePepper* o-chlorobenzylidene malonitrile (Tear gas)Rotten eggs* Hydrogen sulphideQ, Carbon disulphideQ* Mercaptans DisulfiramQ, N-acetylcysteineQShoe polish* NitrobenzeneVinegar* Acetic acidQ; Hydrofluoric acid', 'role': 'assistant'}]