Traditional Culture Encyclopedia - Traditional culture - Why do some people iron cups and chopsticks with hot water before eating?
Why do some people iron cups and chopsticks with hot water before eating?
It's not completely useless
Psychologically speaking, it should be a placebo effect, and the motivation is distrust of the cleaning factory and imitation of the surrounding behavior. After washing, my mind is not entangled.
As far as sterilization is concerned, it does have a certain effect, which depends on temperature and duration. The higher the temperature, the longer the duration and the higher the killing rate. Different bacteria have different tolerance to temperature, and the half treatment rate is also different. For example, if Norovirus is ingested in a living body, there is a 50% chance of infection, while human pathogens such as Salmonella, Escherichia coli and Staphylococcus aureus are 1000-65438+.
Hot water can also dilute some cleaning residues, whether these residues are food residues or cleaning liquid, which is a prepared behavior.
In addition, if you are really neat, it may be better to carry disposable disinfection products such as alcohol disinfection tablets and phosphoric acid diluent with you.
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