Hepatitis B virus on towels can not necessarily be washed off. Hepatitis B virus has strong resistance, and the hepatitis B virus on towels in daily life can be killed by boiling. It should be noted that there is still a possibility of hepatitis B virus infection through daily life contact, but the probability is small. Hepatitis B virus is mainly transmitted through mother-to-child, blood and sexual contact, and can also be transmitted through daily contact (the probability is relatively small). Hepatitis B virus is the virus that causes hepatitis B in the body. Hepatitis B virus may get on towels, but the virus is not usually spread through daily life contact. It is difficult to clean the hepatitis B virus from towels with water of normal temperature. Hepatitis B virus is highly resistant to the outside world and can survive for several hours after leaving its host, and has a high chance of surviving on towels, especially wet towels. Hepatitis B virus is resistant to low temperatures, acids and alkalis, but not high temperatures. Hepatitis B virus can be killed in ten minutes at 100 degrees Celsius. Therefore, for towels and other items suspected to be infected with Hepatitis B virus, it is recommended that they be boiled and sterilized to kill the Hepatitis B virus completely.