This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
[{'content': 'Glassware and syringes are sterilized by: \nSelect and explain. \nA. Autoclave, B. Hot air oven, C. Ethylene oxide, D. Irradiation', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Key Points:-\nHot-air oven is used in laboratories and clinics for heat-resistant items that are not sterilized well by moist heat. They are used for sterilization of:\n\nGlasswares (syringes, Petri dishes, flasks, pipettes, test tubes, etc.).\nSurgical instruments (scalpels, scissors, forceps, etc.).\nChemicals (liquid paraffin, sulfonamide powders, etc.); and\nOils that are not penetrated well by steam used in moist heat sterilization.\n\nParija SC. Textbook of Microbiology & Immunology. Elsevier Health Sciences; 2014. Page: 27', 'role': 'assistant'}]