Agent used for sterilization -: (A) Ethylene oxide, (B) Ionizing radiation, (C) 2% gluteraldehyde, (D) Formaldehyde with low pressure steam
Answer is A. All are disinfectants but ethylene oxide is used for sterilizing hea-lung machines ,respiratory sutures ,dental equipments books and clothings. it is unsuitable for fumigating rooms because of its explosive propey. it has been successfully used to sterilise a wide range of materials such as glass metal and paper surfaces clothing plastics soils some foods and tobacco REF:Ananthanarayan & Panicker's Textbook of Microbiology 8th edition pg no:37