2. Don't drink raw water. Whether the water is clean or not is difficult for the naked eye to tell. Clear and transparent water may also contain germs and viruses, and drinking boiled water is the safest.
Don't buy or eat the inferior food and drinks sold by street vendors at will. These inferior foods and drinks are often unqualified, and eating and drinking will be harmful to health.
4. Wash raw fruits and vegetables. Fruits and vegetables will not only be infected with germs, viruses and parasite eggs, but also remain pesticides and insecticides. If it is not cleaned, it may not only infect diseases, but also lead to pesticide poisoning.