There is no problem with sterilizing barber clippers with alcohol. Alcohol sanitizing concentration is usually 75%, 70%-80% is fine. When sterilizing with alcohol, it is important to note that if alcohol is not suitable for sterilizing barber tools, other disinfectants or heat should be considered. Disinfection of barber tools is closely related to the health of the general public, if not done properly, there is a possibility of spreading infectious diseases through barber tools. In addition to the new coronary pneumonia of concern, blood-borne diseases such as AIDS, Hepatitis B, Hepatitis C and other infectious diseases may also be transmitted through barbering tools. So there is a real need to sterilize barber tools properly. Besides using alcohol, you can also consider using other disinfectants or other methods of disinfection, such as heat and also quaternary ammonium salt for wipe disinfection. Source: Dr. Yurai