2, vinegar, vinegar will have a certain bactericidal effect after heating, because vinegar contains acetic acid, in summer, vinegar can be mixed with water and slowly heated and steamed, which can play a bactericidal role.
3, alcohol, alcohol is generally aimed at the disinfection of indoor items, such as indoor children's toys can use 75% alcohol to disinfect some other items in indoor toys, which is also very practical, and medical alcohol necessary for daily life is still necessary.
4, sunlight exposure, this is the most natural sterilization method, no matter which season, if there is plenty of sunshine, you can open the curtains to let the sun fully illuminate, which can play a role in sterilization. This is the easiest way to save money.