According to the sample survey, the small gap is 0.9 mm, the large one is more than 6 mm, and the average gap is 4.56 grams of garbage per square centimeter of floor, particulates, bioactive substances, bread crumbs, pet dander, hair, saliva, stagnant water, etc. , the average bacterial count was 7 times higher than the hospital's low standard of infectious disease departments and wards. Here is a guide to why you should make a beautiful seam.

  Mold can multiply rapidly in warm, moist crevice environments, some of which can cause nausea, vomiting, abdominal pain, and in severe cases can lead to respiratory and intestinal diseases, such as asthma, dysentery, and so on.

  E. coli mostly comes from pet dander and urine, pathogenic E. coli, E. coli O-157 can cause dehydration diarrhea or bleeding diarrhea, high fever, and cause complications, such as urine blood, brain dysfunction and so on.

  The CDC reports that Staphylococcus aureus infections are the second most common cause, after E. coli, and are most common in the spring and summer. Can cause pneumonia, pseudomembranous enteritis, pericarditis, even septicemia, sepsis and so on.

  Dust mites are one of the leading causes of allergic diseases, and up to 500 dust mites per gram of indoor air can cause acute asthma.